v3.26.1
INVESTMENTS - SDLP Portfolio (Details)
$ in Millions
Jun. 30, 2026
USD ($)
borrower
Dec. 31, 2025
USD ($)
borrower
Schedule of Investments [Line Items]    
Total unfunded capital commitments $ 33.0 $ 32.0
Investment, Identifier [Axis]: 15484880 Canada Inc. and 15484910 Canada Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.2 11.9
Investment, Identifier [Axis]: 15484880 Canada Inc. and 15484910 Canada Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.3  
Investment, Identifier [Axis]: 15484880 Canada Inc. and 15484910 Canada Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 3.8  
Investment, Identifier [Axis]: 15484880 Canada Inc. and 15484910 Canada Inc. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 33.4  
Investment, Identifier [Axis]: 15484880 Canada Inc. and 15484910 Canada Inc. | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 7.6  
Investment, Identifier [Axis]: 15484880 Canada Inc. and 15484910 Canada Inc. | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2],[3] 15.2  
Investment, Identifier [Axis]: 15484880 Canada Inc. and 15484910 Canada Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   29.2
Investment, Identifier [Axis]: 15484880 Canada Inc. and 15484910 Canada Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.4
Investment, Identifier [Axis]: 15484880 Canada Inc. and 15484910 Canada Inc., Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5],[6]   14.7
Investment, Identifier [Axis]: 22 HoldCo Limited | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 72.1  
Investment, Identifier [Axis]: 22 HoldCo Limited, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   69.1
Investment, Identifier [Axis]: 3 Step Sports LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.8 10.4
Investment, Identifier [Axis]: 3 Step Sports LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.6  
Investment, Identifier [Axis]: 3 Step Sports LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.8  
Investment, Identifier [Axis]: 3 Step Sports LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.4  
Investment, Identifier [Axis]: 3 Step Sports LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.5
Investment, Identifier [Axis]: 3 Step Sports LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.9
Investment, Identifier [Axis]: 365RM Holdco, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.4  
Investment, Identifier [Axis]: 365RM Holdco, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 67.8  
Investment, Identifier [Axis]: 365RM Holdco, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.7  
Investment, Identifier [Axis]: ACP Avenu Midco LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 14.3 15.2
Investment, Identifier [Axis]: ACP Avenu Midco LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.6  
Investment, Identifier [Axis]: ACP Avenu Midco LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 13.1  
Investment, Identifier [Axis]: ACP Avenu Midco LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.9  
Investment, Identifier [Axis]: ACP Avenu Midco LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   13.2
Investment, Identifier [Axis]: ACP Avenu Midco LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   18.9
Investment, Identifier [Axis]: ADG, LLC, GEDC Equity, LLC and RC IV GEDC Investor LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.0 9.5
Investment, Identifier [Axis]: ADG, LLC, GEDC Equity, LLC and RC IV GEDC Investor LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 15.8  
Investment, Identifier [Axis]: ADG, LLC, GEDC Equity, LLC and RC IV GEDC Investor LLC | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 58.1  
Investment, Identifier [Axis]: ADG, LLC, GEDC Equity, LLC and RC IV GEDC Investor LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.7
Investment, Identifier [Axis]: ADG, LLC, GEDC Equity, LLC and RC IV GEDC Investor LLC, Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[8]   50.9
Investment, Identifier [Axis]: AI Aqua Merger Sub, Inc.., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[9]   1.0
Investment, Identifier [Axis]: AI Titan Parent, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 15.7 15.7
Investment, Identifier [Axis]: AI Titan Parent, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.3  
Investment, Identifier [Axis]: AI Titan Parent, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.3
Investment, Identifier [Axis]: AMCP Clean Acquisition Company, LLC , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.0
Investment, Identifier [Axis]: AMCP Clean Acquisition Company, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 14.9  
Investment, Identifier [Axis]: AP Adhesives Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 16.4 16.4
Investment, Identifier [Axis]: AP Adhesives Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 32.1  
Investment, Identifier [Axis]: AP Adhesives Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   32.2
Investment, Identifier [Axis]: AQ Sunshine, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   20.6
Investment, Identifier [Axis]: AQ Sunshine, Inc. and BayPine Regal Co-Invest, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 23.4  
Investment, Identifier [Axis]: AQ Sunshine, Inc. and BayPine Regal Co-Invest, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 140.3  
Investment, Identifier [Axis]: AQ Sunshine, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   116.7
Investment, Identifier [Axis]: AQ Sunshine, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.9
Investment, Identifier [Axis]: ASP-r-pac Acquisition CO LLC and ASP-r-pac Holdings LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.2 1.3
Investment, Identifier [Axis]: ASP-r-pac Acquisition CO LLC and ASP-r-pac Holdings LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.8  
Investment, Identifier [Axis]: ASP-r-pac Acquisition CO LLC and ASP-r-pac Holdings LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: ASP-r-pac Acquisition CO LLC and ASP-r-pac Holdings LP, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.3
Investment, Identifier [Axis]: ASP-r-pac Acquisition CO LLC and ASP-r-pac Holdings LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.9
Investment, Identifier [Axis]: ATI Restoration, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.9 8.3
Investment, Identifier [Axis]: ATI Restoration, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 29.3  
Investment, Identifier [Axis]: ATI Restoration, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: ATI Restoration, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 43.4  
Investment, Identifier [Axis]: ATI Restoration, LLC | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.8  
Investment, Identifier [Axis]: ATI Restoration, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 12.2  
Investment, Identifier [Axis]: ATI Restoration, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   32.0
Investment, Identifier [Axis]: ATI Restoration, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   47.4
Investment, Identifier [Axis]: ATI Restoration, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.8
Investment, Identifier [Axis]: ATI Restoration, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   8.7
Investment, Identifier [Axis]: Absolute Dental Group LLC and Absolute Dental Equity, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.6 1.6
Investment, Identifier [Axis]: Absolute Dental Group LLC and Absolute Dental Equity, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 47.5  
Investment, Identifier [Axis]: Absolute Dental Group LLC and Absolute Dental Equity, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 24.1  
Investment, Identifier [Axis]: Absolute Dental Group LLC and Absolute Dental Equity, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[8]   45.5
Investment, Identifier [Axis]: Absolute Dental Group LLC and Absolute Dental Equity, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[8]   23.7
Investment, Identifier [Axis]: Accommodations Plus Technologies LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 15.6 15.6
Investment, Identifier [Axis]: Accommodations Plus Technologies LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 87.0  
Investment, Identifier [Axis]: Accommodations Plus Technologies LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 29.9  
Investment, Identifier [Axis]: Accommodations Plus Technologies LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   87.5
Investment, Identifier [Axis]: Accommodations Plus Technologies LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   30.0
Investment, Identifier [Axis]: Acrisure, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[9]   0.2
Investment, Identifier [Axis]: Actfy Buyer, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.1 10.4
Investment, Identifier [Axis]: Actfy Buyer, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.1  
Investment, Identifier [Axis]: Actfy Buyer, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   20.9
Investment, Identifier [Axis]: Activate Holdings (US) Corp. and CrossPoint Capital AS SPV, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.6 3.6
Investment, Identifier [Axis]: Activate Holdings (US) Corp. and CrossPoint Capital AS SPV, LP ., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   42.1
Investment, Identifier [Axis]: Activate Holdings (US) Corp. and CrossPoint Capital AS SPV, LP ., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   6.8
Investment, Identifier [Axis]: Activate Holdings (US) Corp. and CrossPoint Capital AS SPV, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 6.8  
Investment, Identifier [Axis]: Activate Holdings (US) Corp. and CrossPoint Capital AS SPV, LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 41.9  
Investment, Identifier [Axis]: Adonis Acquisition Holdings LLC and Adonis Acquisition Holdings Parent LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.3 3.1
Investment, Identifier [Axis]: Adonis Acquisition Holdings LLC and Adonis Acquisition Holdings Parent LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.8  
Investment, Identifier [Axis]: Adonis Acquisition Holdings LLC and Adonis Acquisition Holdings Parent LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 16.7  
Investment, Identifier [Axis]: Adonis Acquisition Holdings LLC and Adonis Acquisition Holdings Parent LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.9
Investment, Identifier [Axis]: Adonis Acquisition Holdings LLC and Adonis Acquisition Holdings Parent LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.9
Investment, Identifier [Axis]: Adonis Bidco Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 65.6 84.6
Investment, Identifier [Axis]: Adonis Bidco Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 30.0  
Investment, Identifier [Axis]: Adonis Bidco Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 238.6  
Investment, Identifier [Axis]: Adonis Bidco Inc.., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.0
Investment, Identifier [Axis]: Adonis Bidco Inc.., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   235.5
Investment, Identifier [Axis]: Aduro Advisors, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.3 5.3
Investment, Identifier [Axis]: Aduro Advisors, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.2
Investment, Identifier [Axis]: Aduro Advisors, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.1  
Investment, Identifier [Axis]: Advarra Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.4 0.4
Investment, Identifier [Axis]: Advarra Holdings, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.9  
Investment, Identifier [Axis]: Advarra Holdings, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.6  
Investment, Identifier [Axis]: Advarra Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.0
Investment, Identifier [Axis]: Advarra Holdings, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.6
Investment, Identifier [Axis]: AeriTek Global US Acquisition Inc., AeriTek Global Holdings LLC, and Minus Forty QBD Corp, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   35.1
Investment, Identifier [Axis]: AeriTek Global US Acquisition Inc., AeriTek Global Holdings LLC, and Minus Forty QBD Corp, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   1.5
Investment, Identifier [Axis]: AeriTek Global US Acquisition Inc., AeriTek Global Holdings LLC, and Minus Forty QBD Corp.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.2 2.3
Investment, Identifier [Axis]: AeriTek Global US Acquisition Inc., AeriTek Global Holdings LLC, and Minus Forty QBD Corp. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 34.9  
Investment, Identifier [Axis]: AeriTek Global US Acquisition Inc., AeriTek Global Holdings LLC, and Minus Forty QBD Corp. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 5.2  
Investment, Identifier [Axis]: AeriTek Global US Acquisition Inc., AeriTek Global Holdings LLC, and Minus Forty QBD Corp. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 17.8  
Investment, Identifier [Axis]: AeriTek Global US Acquisition Inc., AeriTek Global Holdings LLC, and Minus Forty QBD Corp. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 1.7  
Investment, Identifier [Axis]: Aerin Medical Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   4.4
Investment, Identifier [Axis]: Aerin Medical Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 16.1  
Investment, Identifier [Axis]: Aerin Medical Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.8
Investment, Identifier [Axis]: Airx Climate Solutions, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.5 9.9
Investment, Identifier [Axis]: Airx Climate Solutions, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.7  
Investment, Identifier [Axis]: Airx Climate Solutions, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.4  
Investment, Identifier [Axis]: Airx Climate Solutions, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.5  
Investment, Identifier [Axis]: Airx Climate Solutions, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.7
Investment, Identifier [Axis]: Airx Climate Solutions, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.6
Investment, Identifier [Axis]: Alcami Corporation and ACM Note Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.3 1.5
Investment, Identifier [Axis]: Alcami Corporation and ACM Note Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.2  
Investment, Identifier [Axis]: Alcami Corporation and ACM Note Holdings, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.8  
Investment, Identifier [Axis]: Alcami Corporation and ACM Note Holdings, LLC | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2] 26.0  
Investment, Identifier [Axis]: Alcami Corporation and ACM Note Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.9
Investment, Identifier [Axis]: Alcami Corporation and ACM Note Holdings, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.4
Investment, Identifier [Axis]: Alcami Corporation and ACM Note Holdings, LLC, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5]   26.0
Investment, Identifier [Axis]: Alcresta Therapeutics, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 10.4 16.2
Investment, Identifier [Axis]: Alcresta Therapeutics, Inc. , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   13.2
Investment, Identifier [Axis]: Alcresta Therapeutics, Inc. , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Alcresta Therapeutics, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 13.2  
Investment, Identifier [Axis]: Alcresta Therapeutics, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.5  
Investment, Identifier [Axis]: Alcresta Therapeutics, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.4  
Investment, Identifier [Axis]: Aldinger Company Inc    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 11.0 13.1
Investment, Identifier [Axis]: Aldinger Company Inc | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.6  
Investment, Identifier [Axis]: Aldinger Company Inc | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.7  
Investment, Identifier [Axis]: Aldinger Company Inc | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.9  
Investment, Identifier [Axis]: Aldinger Company Inc, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   31.3
Investment, Identifier [Axis]: Aldinger Company Inc, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.4
Investment, Identifier [Axis]: Aldinger Company Inc, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.3
Investment, Identifier [Axis]: Aldinger Company Inc, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.2
Investment, Identifier [Axis]: Aledade, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 30.2 39.2
Investment, Identifier [Axis]: Aledade, Inc. , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   17.6
Investment, Identifier [Axis]: Aledade, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 26.6  
Investment, Identifier [Axis]: Align Precision Group, LLC and Align Precision Topco, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.2 0.7
Investment, Identifier [Axis]: Align Precision Group, LLC and Align Precision Topco, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 15.7  
Investment, Identifier [Axis]: Align Precision Group, LLC and Align Precision Topco, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   14.3
Investment, Identifier [Axis]: Allclear Commercial Inc., Allclear Military Inc., Allclear Space Inc., and Allclear Group LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.4 1.1
Investment, Identifier [Axis]: Allclear Commercial Inc., Allclear Military Inc., Allclear Space Inc., and Allclear Group LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.8  
Investment, Identifier [Axis]: Allclear Commercial Inc., Allclear Military Inc., Allclear Space Inc., and Allclear Group LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.5  
Investment, Identifier [Axis]: Allclear Commercial Inc., Allclear Military Inc., Allclear Space Inc., and Allclear Group LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.9  
Investment, Identifier [Axis]: Allclear Commercial Inc., Allclear Military Inc., Allclear Space Inc., and Allclear Group LLC | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.7  
Investment, Identifier [Axis]: Allclear Commercial Inc., Allclear Military Inc., Allclear Space Inc., and Allclear Group LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.2  
Investment, Identifier [Axis]: Allclear Commercial Inc., Allclear Military Inc., Allclear Space Inc., and Allclear Group LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.8
Investment, Identifier [Axis]: Allclear Commercial Inc., Allclear Military Inc., Allclear Space Inc., and Allclear Group LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.5
Investment, Identifier [Axis]: Allclear Commercial Inc., Allclear Military Inc., Allclear Space Inc., and Allclear Group LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.7
Investment, Identifier [Axis]: Allclear Commercial Inc., Allclear Military Inc., Allclear Space Inc., and Allclear Group LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.3
Investment, Identifier [Axis]: Amerivet Partners Management, Inc. and AVE Holdings LP | Subordinated loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 84.6  
Investment, Identifier [Axis]: Amerivet Partners Management, Inc. and AVE Holdings LP, Subordinated loan    
Schedule of Investments [Line Items]    
Principal [5]   78.0
Investment, Identifier [Axis]: Anaplan, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.4 1.4
Investment, Identifier [Axis]: Anaplan, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.8
Investment, Identifier [Axis]: Anaplan, Inc., | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.8  
Investment, Identifier [Axis]: Apex Service Partners, LLC and Apex Service Partners Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.3 6.0
Investment, Identifier [Axis]: Apex Service Partners, LLC and Apex Service Partners Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 198.9  
Investment, Identifier [Axis]: Apex Service Partners, LLC and Apex Service Partners Holdings, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 4.0  
Investment, Identifier [Axis]: Apex Service Partners, LLC and Apex Service Partners Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   199.9
Investment, Identifier [Axis]: Apex Service Partners, LLC and Apex Service Partners Holdings, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   2.3
Investment, Identifier [Axis]: Apple Bidco Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 20.5  
Investment, Identifier [Axis]: Apple Bidco Holdings, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 53.2  
Investment, Identifier [Axis]: Apple Bidco Holdings, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.7  
Investment, Identifier [Axis]: Appriss Health, LLC and Appriss Health Intermediate Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.1 0.1
Investment, Identifier [Axis]: Appriss Health, LLC and Appriss Health Intermediate Holdings, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.8  
Investment, Identifier [Axis]: Appriss Health, LLC and Appriss Health Intermediate Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.8
Investment, Identifier [Axis]: Aptean, Inc. and Aptean Acquiror Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.2 4.6
Investment, Identifier [Axis]: Aptean, Inc. and Aptean Acquiror Inc. First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.2
Investment, Identifier [Axis]: Aptean, Inc. and Aptean Acquiror Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 19.9  
Investment, Identifier [Axis]: Aptean, Inc. and Aptean Acquiror Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Aptean, Inc. and Aptean Acquiror Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   19.5
Investment, Identifier [Axis]: Archduke Buyer, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.8 4.8
Investment, Identifier [Axis]: Archduke Buyer, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 61.0  
Investment, Identifier [Axis]: Archduke Buyer, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   61.0
Investment, Identifier [Axis]: Argenbright Holdings V, LLC, Amberstone Security Group Limited, Unifi Aviation North America LLC and Unifi Aviation Canada, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   48.7
Investment, Identifier [Axis]: Arrow Borrower 2025, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.5 5.5
Investment, Identifier [Axis]: Arrow Borrower 2025, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 28.3  
Investment, Identifier [Axis]: Arrow Borrower 2025, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   28.3
Investment, Identifier [Axis]: Arrowhead Holdco Company and Arrowhead GS Holdings, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Arrowhead Holdco Company and Arrowhead GS Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Artemis BidCo 2 LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 10.6 10.6
Investment, Identifier [Axis]: Artemis BidCo 2 LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 38.1  
Investment, Identifier [Axis]: Artemis BidCo 2 LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   38.1
Investment, Identifier [Axis]: Artifact Bidco, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.9 6.9
Investment, Identifier [Axis]: Artifact Bidco, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.8  
Investment, Identifier [Axis]: Artifact Bidco, Inc.., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.4
Investment, Identifier [Axis]: Artivion, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.8 18.3
Investment, Identifier [Axis]: Artivion, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.9  
Investment, Identifier [Axis]: Artivion, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   11.5
Investment, Identifier [Axis]: Artivion, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.9
Investment, Identifier [Axis]: Aston Bidco (Holding) Limited | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 108.5  
Investment, Identifier [Axis]: Aston Bidco (Holding) Limited, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   110.2
Investment, Identifier [Axis]: Astra Energy Group Limited, GNZ Energy Bidco Limited, and Galileo Co-investment Trust I    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.0  
Investment, Identifier [Axis]: Astra Energy Group Limited, GNZ Energy Bidco Limited, and Galileo Co-investment Trust I | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 27.6  
Investment, Identifier [Axis]: AthenaHealth Group Inc., Minerva Holdco, Inc. and BCPE Co-Invest (A), LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.9 9.0
Investment, Identifier [Axis]: AthenaHealth Group Inc., Minerva Holdco, Inc. and BCPE Co-Invest (A), LP 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.2 1.2
Investment, Identifier [Axis]: AthenaHealth Group Inc., Minerva Holdco, Inc. and BCPE Co-Invest (A), LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[12] 0.1  
Investment, Identifier [Axis]: AthenaHealth Group Inc., Minerva Holdco, Inc. and BCPE Co-Invest (A), LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[9]   0.1
Investment, Identifier [Axis]: Auctane, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 245.3  
Investment, Identifier [Axis]: Auctane, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   143.4
Investment, Identifier [Axis]: Automotive Keys Group, LLC and Automotive Keys Investor, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Automotive Keys Group, LLC and Automotive Keys Investor, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.2  
Investment, Identifier [Axis]: Automotive Keys Group, LLC and Automotive Keys Investor, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Automotive Keys Group, LLC and Automotive Keys Investor, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.3
Investment, Identifier [Axis]: Avalign Holdings, Inc. and Avalign Technologies, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.7 2.7
Investment, Identifier [Axis]: Avalign Holdings, Inc. and Avalign Technologies, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 40.5  
Investment, Identifier [Axis]: Avalign Holdings, Inc. and Avalign Technologies, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 3.6  
Investment, Identifier [Axis]: Avalign Holdings, Inc. and Avalign Technologies, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   39.9
Investment, Identifier [Axis]: Avalign Holdings, Inc. and Avalign Technologies, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.6
Investment, Identifier [Axis]: Aventine Intermediate LLC & Aventine Holdings II LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.3  
Investment, Identifier [Axis]: Aventine Intermediate LLC & Aventine Holdings II LLC | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 55.9  
Investment, Identifier [Axis]: Aventine Intermediate LLC & Aventine Holdings II LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.3
Investment, Identifier [Axis]: Aventine Intermediate LLC & Aventine Holdings II LLC, Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   53.1
Investment, Identifier [Axis]: Axiomatic, LLC | First lien senior secured notes    
Schedule of Investments [Line Items]    
Principal [2] 0.1  
Investment, Identifier [Axis]: BAART Programs, Inc., MedMark Services, Inc., and Canadian Addiction Treatment Centres LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 5.9  
Investment, Identifier [Axis]: BAART Programs, Inc., MedMark Services, Inc., and Canadian Addiction Treatment Centres LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[8]   5.8
Investment, Identifier [Axis]: BCC Blueprint Holdings I, LLC and BCC Blueprint Investments, LLC | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 16.0  
Investment, Identifier [Axis]: BCC Blueprint Holdings I, LLC and BCC Blueprint Investments, LLC | Senior subordinated loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.2  
Investment, Identifier [Axis]: BCC Blueprint Holdings I, LLC and BCC Blueprint Investments, LLC | Senior subordinated loan 2    
Schedule of Investments [Line Items]    
Principal [2] 7.0  
Investment, Identifier [Axis]: BCC Blueprint Holdings I, LLC and BCC Blueprint Investments, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.2
Investment, Identifier [Axis]: BCC Blueprint Holdings I, LLC and BCC Blueprint Investments, LLC, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   16.0
Investment, Identifier [Axis]: BCC Blueprint Holdings I, LLC and BCC Blueprint Investments, LLC, Senior subordinated loan 1    
Schedule of Investments [Line Items]    
Principal [5]   6.6
Investment, Identifier [Axis]: BCPE Pequod Buyer, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.6 8.6
Investment, Identifier [Axis]: BCTO Ignition Purchaser, Inc. | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.7  
Investment, Identifier [Axis]: BCTO Ignition Purchaser, Inc. | Senior subordinated loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.7  
Investment, Identifier [Axis]: BCTO Ignition Purchaser, Inc., Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.5
Investment, Identifier [Axis]: BCTO Ignition Purchaser, Inc., Senior subordinated loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.5
Investment, Identifier [Axis]: BGI Purchaser, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.6 24.8
Investment, Identifier [Axis]: BGI Purchaser, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.5  
Investment, Identifier [Axis]: BGI Purchaser, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.5  
Investment, Identifier [Axis]: BGI Purchaser, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.5
Investment, Identifier [Axis]: BGI Purchaser, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.5
Investment, Identifier [Axis]: BGIF IV Fearless Utility Services, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 11.4 4.8
Investment, Identifier [Axis]: BGIF IV Fearless Utility Services, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 19.9  
Investment, Identifier [Axis]: BGIF IV Fearless Utility Services, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 0.2  
Investment, Identifier [Axis]: BGIF IV Fearless Utility Services, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   45.1
Investment, Identifier [Axis]: BGIF IV Fearless Utility Services, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: BNZ TopCo B.V.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 22.0 22.6
Investment, Identifier [Axis]: BNZ TopCo B.V. | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 13.4  
Investment, Identifier [Axis]: BNZ TopCo B.V.,Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   13.3
Investment, Identifier [Axis]: BR PJK Produce, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.7  
Investment, Identifier [Axis]: BR PJK Produce, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.6  
Investment, Identifier [Axis]: BR PJK Produce, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.0  
Investment, Identifier [Axis]: BR PJK Produce, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.0
Investment, Identifier [Axis]: BR PJK Produce, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.7
Investment, Identifier [Axis]: BVI Medical, Inc. and BVI Group Limited    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 10.9 15.0
Investment, Identifier [Axis]: BVI Medical, Inc. and BVI Group Limited | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 4.5  
Investment, Identifier [Axis]: BVI Medical, Inc. and BVI Group Limited | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 144.1  
Investment, Identifier [Axis]: BVI Medical, Inc. and BVI Group Limited | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 1.7  
Investment, Identifier [Axis]: BVI Medical, Inc. and BVI Group Limited, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   2.1
Investment, Identifier [Axis]: BVI Medical, Inc. and BVI Group Limited, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   141.7
Investment, Identifier [Axis]: Bad Vibes Forever, LLC and Bad Vibes Forever Publishing, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 20.4  
Investment, Identifier [Axis]: Bad Vibes Forever, LLC and Bad Vibes Forever Publishing, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   20.4
Investment, Identifier [Axis]: Badia Spices, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.7 16.8
Investment, Identifier [Axis]: Badia Spices, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.9  
Investment, Identifier [Axis]: Badia Spices, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.1
Investment, Identifier [Axis]: Balrog Acquisition, Inc., Balrog Topco, Inc. and Balrog Parent, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[12] 17.2  
Investment, Identifier [Axis]: Balrog Acquisition, Inc., Balrog Topco, Inc. and Balrog Parent, L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [2],[12] 3.6  
Investment, Identifier [Axis]: Balrog Acquisition, Inc., Balrog Topco, Inc. and Balrog Parent, L.P. | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 29.5  
Investment, Identifier [Axis]: Balrog Acquisition, Inc., Balrog Topco, Inc. and Balrog Parent, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   16.1
Investment, Identifier [Axis]: Balrog Acquisition, Inc., Balrog Topco, Inc. and Balrog Parent, L.P., Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   29.5
Investment, Identifier [Axis]: Bamboo Purchaser, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   1.3
Investment, Identifier [Axis]: Bamboo Purchaser, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 22.2  
Investment, Identifier [Axis]: Bamboo Purchaser, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.1
Investment, Identifier [Axis]: Bamboo Purchaser, Inc., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [5],[8]   15.4
Investment, Identifier [Axis]: Bamboo US BidCo LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.8 10.3
Investment, Identifier [Axis]: Bamboo US BidCo LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.4  
Investment, Identifier [Axis]: Bamboo US BidCo LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 33.9  
Investment, Identifier [Axis]: Bamboo US BidCo LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 3.5  
Investment, Identifier [Axis]: Bamboo US BidCo LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   34.1
Investment, Identifier [Axis]: Bamboo US BidCo LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.0
Investment, Identifier [Axis]: Bamboo US BidCo LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.7
Investment, Identifier [Axis]: Bamboo US BidCo LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Banyan Software Holdings, LLC and Banyan Software Intermediate, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 13.1 17.0
Investment, Identifier [Axis]: Banyan Software Holdings, LLC and Banyan Software Intermediate, Inc. 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.9 14.8
Investment, Identifier [Axis]: Banyan Software Holdings, LLC and Banyan Software Intermediate, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 140.5  
Investment, Identifier [Axis]: Banyan Software Holdings, LLC and Banyan Software Intermediate, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 21.3  
Investment, Identifier [Axis]: Banyan Software Holdings, LLC and Banyan Software Intermediate, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [2] 3.5  
Investment, Identifier [Axis]: Banyan Software Holdings, LLC and Banyan Software Intermediate, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.5  
Investment, Identifier [Axis]: Banyan Software Holdings, LLC and Banyan Software Intermediate, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   141.2
Investment, Identifier [Axis]: Banyan Software Holdings, LLC and Banyan Software Intermediate, Inc.., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   21.4
Investment, Identifier [Axis]: Banyan Software Holdings, LLC and Banyan Software Intermediate, Inc.., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [5]   1.2
Investment, Identifier [Axis]: Bayou Intermediate II, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.6 8.3
Investment, Identifier [Axis]: Bayou Intermediate II, LLC , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   28.4
Investment, Identifier [Axis]: Bayou Intermediate II, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 31.1  
Investment, Identifier [Axis]: Bayou Intermediate II, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.0  
Investment, Identifier [Axis]: Beacon Pointe Harmony, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.1 12.8
Investment, Identifier [Axis]: Beacon Pointe Harmony, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   9.5
Investment, Identifier [Axis]: Beacon Pointe Harmony, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   3.8
Investment, Identifier [Axis]: Beacon Pointe Harmony, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   10.0
Investment, Identifier [Axis]: Beacon Pointe Harmony, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.7  
Investment, Identifier [Axis]: Beacon Wellness Brands, Inc. and CDI Holdings I Corp.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.3 0.5
Investment, Identifier [Axis]: Beacon Wellness Brands, Inc. and CDI Holdings I Corp. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.4  
Investment, Identifier [Axis]: Beacon Wellness Brands, Inc. and CDI Holdings I Corp., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.5
Investment, Identifier [Axis]: Beehive Acquisition Corp    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.2  
Investment, Identifier [Axis]: Beehive Acquisition Corp | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.6  
Investment, Identifier [Axis]: Belfor Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 52.3 52.3
Investment, Identifier [Axis]: Belfor Holdings, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [14] 0.0  
Investment, Identifier [Axis]: Belfor Holdings, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Bells Parent, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.5  
Investment, Identifier [Axis]: Bells Parent, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.5  
Investment, Identifier [Axis]: Bells Parent, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 42.3  
Investment, Identifier [Axis]: Bellwether Buyer, L.L.C. and Bellwether Topco V Buyer, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.8 10.9
Investment, Identifier [Axis]: Bellwether Buyer, L.L.C. and Bellwether Topco V Buyer, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.1  
Investment, Identifier [Axis]: Bellwether Buyer, L.L.C. and Bellwether Topco V Buyer, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   14.7
Investment, Identifier [Axis]: Benecon Midco II LLC and Benecon Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.7 8.7
Investment, Identifier [Axis]: Benecon Midco II LLC and Benecon Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 17.9  
Investment, Identifier [Axis]: Benecon Midco II LLC and Benecon Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   21.0
Investment, Identifier [Axis]: Berner Food & Beverage, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.4 0.9
Investment, Identifier [Axis]: Berner Food & Beverage, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.4  
Investment, Identifier [Axis]: Berner Food & Beverage, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.3  
Investment, Identifier [Axis]: Berner Food & Beverage, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.4
Investment, Identifier [Axis]: Berner Food & Beverage, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.8
Investment, Identifier [Axis]: Birdie Bidco, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 19.1 21.4
Investment, Identifier [Axis]: Birdie Bidco, Inc. , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   19.9
Investment, Identifier [Axis]: Birdie Bidco, Inc. , First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.4
Investment, Identifier [Axis]: Birdie Bidco, Inc. , First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.2
Investment, Identifier [Axis]: Birdie Bidco, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 22.9  
Investment, Identifier [Axis]: Blazing Star Parent, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 98.9  
Investment, Identifier [Axis]: Blazing Star Parent, LLC., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   100.1
Investment, Identifier [Axis]: Blue Raven Solutions, LLC, Triman Industries, Inc., and Crestwood Technology Group, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.7  
Investment, Identifier [Axis]: Blue Raven Solutions, LLC, Triman Industries, Inc., and Crestwood Technology Group, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 29.1  
Investment, Identifier [Axis]: Bluejack Fire Acquisition, Inc. and Bluejack Fire Holdings LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 10.7 11.6
Investment, Identifier [Axis]: Bluejack Fire Acquisition, Inc. and Bluejack Fire Holdings LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.9  
Investment, Identifier [Axis]: Bluejack Fire Acquisition, Inc. and Bluejack Fire Holdings LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.3  
Investment, Identifier [Axis]: Bluejack Fire Acquisition, Inc. and Bluejack Fire Holdings LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.9
Investment, Identifier [Axis]: Bluejack Fire Acquisition, Inc. and Bluejack Fire Holdings LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.4
Investment, Identifier [Axis]: Bobcat Purchaser, LLC and Bobcat Topco, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.5 2.5
Investment, Identifier [Axis]: Bobcat Purchaser, LLC and Bobcat Topco, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 15.4  
Investment, Identifier [Axis]: Bobcat Purchaser, LLC and Bobcat Topco, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.5
Investment, Identifier [Axis]: Bobtail AcquisitionCo, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 21.4 23.2
Investment, Identifier [Axis]: Bobtail AcquisitionCo, LLC , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   31.0
Investment, Identifier [Axis]: Bobtail AcquisitionCo, LLC , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[11]   0.7
Investment, Identifier [Axis]: Bobtail AcquisitionCo, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2] 10.1  
Investment, Identifier [Axis]: Bobtail AcquisitionCo, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[10] 0.2  
Investment, Identifier [Axis]: Bolt Newco Holdings, L.P. and Bolt Purchaser, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.8  
Investment, Identifier [Axis]: Bolt Newco Holdings, L.P. and Bolt Purchaser, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 18.4  
Investment, Identifier [Axis]: Borrower R365 Holdings LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.5 1.5
Investment, Identifier [Axis]: Borrower R365 Holdings LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.9  
Investment, Identifier [Axis]: Borrower R365 Holdings LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 15.9  
Investment, Identifier [Axis]: Borrower R365 Holdings LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.9
Investment, Identifier [Axis]: Borrower R365 Holdings LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.9
Investment, Identifier [Axis]: Bottomline Technologies, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.6 2.6
Investment, Identifier [Axis]: Bottomline Technologies, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 16.5  
Investment, Identifier [Axis]: Bottomline Technologies, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   16.5
Investment, Identifier [Axis]: BrightStar Group Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.0 3.1
Investment, Identifier [Axis]: BrightStar Group Holdings, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.0  
Investment, Identifier [Axis]: BrightStar Group Holdings, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.0  
Investment, Identifier [Axis]: BrightStar Group Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   26.8
Investment, Identifier [Axis]: BrightStar Group Holdings, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.5
Investment, Identifier [Axis]: Bulab Holdings, Inc. and Buckman PPC Co-Invest LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 17.4 17.4
Investment, Identifier [Axis]: Bulab Holdings, Inc. and Buckman PPC Co-Invest LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.5  
Investment, Identifier [Axis]: Bulab Holdings, Inc. and Buckman PPC Co-Invest LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Bulab Holdings, Inc. and Buckman PPC Co-Invest LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.1
Investment, Identifier [Axis]: Bulab Holdings, Inc. and Buckman PPC Co-Invest LP, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   51.9
Investment, Identifier [Axis]: Bulab Holdings, Inc. and Buckman PPC Co-Invest LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Burgess Point Purchaser Corporation    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 31.5  
Investment, Identifier [Axis]: Burgess Point Purchaser Corporation | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[12] 21.5  
Investment, Identifier [Axis]: Burgess Point Purchaser Corporation | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 31.5  
Investment, Identifier [Axis]: Burgess Point Purchaser Corporation, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[9]   21.6
Investment, Identifier [Axis]: Businessolver.com, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.6 7.6
Investment, Identifier [Axis]: Businessolver.com, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 28.0  
Investment, Identifier [Axis]: Businessolver.com, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   28.0
Investment, Identifier [Axis]: C Block Development LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 37.0  
Investment, Identifier [Axis]: CCreek Parent, Inc. and Creek Feeder, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   207.1
Investment, Identifier [Axis]: CCreek Parent, Inc. and Creek Feeder, L.P., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: CMG HoldCo, LLC and CMG Buyer Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 42.3 50.3
Investment, Identifier [Axis]: CMG HoldCo, LLC and CMG Buyer Holdings, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 16.9  
Investment, Identifier [Axis]: CMG HoldCo, LLC and CMG Buyer Holdings, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.6  
Investment, Identifier [Axis]: CMG HoldCo, LLC and CMG Buyer Holdings, Inc. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.0  
Investment, Identifier [Axis]: CMG HoldCo, LLC and CMG Buyer Holdings, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.2  
Investment, Identifier [Axis]: CMG HoldCo, LLC and CMG Buyer Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   21.0
Investment, Identifier [Axis]: CMG HoldCo, LLC and CMG Buyer Holdings, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.8
Investment, Identifier [Axis]: CMI Parent, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 11.0  
Investment, Identifier [Axis]: CMI Parent, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 23.6  
Investment, Identifier [Axis]: CPIG Holdco Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 14.3  
Investment, Identifier [Axis]: CPIG Holdco Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   14.4
Investment, Identifier [Axis]: CST Holding Company    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.9 1.9
Investment, Identifier [Axis]: CST Holding Company | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.3  
Investment, Identifier [Axis]: CST Holding Company | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: CST Holding Company, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.4
Investment, Identifier [Axis]: CST Holding Company, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: CVP Holdco, Inc. and OMERS Wildcats Investment Holdings LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 32.4 46.6
Investment, Identifier [Axis]: CVP Holdco, Inc. and OMERS Wildcats Investment Holdings LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 41.8  
Investment, Identifier [Axis]: CVP Holdco, Inc. and OMERS Wildcats Investment Holdings LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   27.7
Investment, Identifier [Axis]: Calera XXVIII, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.0 1.0
Investment, Identifier [Axis]: Cambrex Corporation    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   33.3
Investment, Identifier [Axis]: Capstone Acquisition Holdings, Inc. and Capstone Parent Holdings, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.1
Investment, Identifier [Axis]: Capstone Acquisition Holdings, Inc. and Capstone Parent Holdings, LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Capstone Acquisition Holdings, Inc. and Capstone Parent Holdings, LP, Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   92.7
Investment, Identifier [Axis]: Capstone Acquisition Holdings, Inc., Capstone Logistics Holdings, Inc. and Capstone Parent Holdings, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.2 6.3
Investment, Identifier [Axis]: Capstone Acquisition Holdings, Inc., Capstone Logistics Holdings, Inc. and Capstone Parent Holdings, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.5  
Investment, Identifier [Axis]: Capstone Acquisition Holdings, Inc., Capstone Logistics Holdings, Inc. and Capstone Parent Holdings, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Capstone Acquisition Holdings, Inc., Capstone Logistics Holdings, Inc. and Capstone Parent Holdings, LP | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 92.7  
Investment, Identifier [Axis]: Captive Resources Midco, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.6 1.6
Investment, Identifier [Axis]: Captive Resources Midco, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.8
Investment, Identifier [Axis]: Cardinal Parent, Inc. and Packers Software Intermediate Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.0 5.0
Investment, Identifier [Axis]: Cardinal Parent, Inc. and Packers Software Intermediate Holdings, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[12] 16.5  
Investment, Identifier [Axis]: Cardinal Parent, Inc. and Packers Software Intermediate Holdings, Inc. | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 71.6  
Investment, Identifier [Axis]: Cardinal Parent, Inc. and Packers Software Intermediate Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[9]   16.6
Investment, Identifier [Axis]: Cardinal Parent, Inc. and Packers Software Intermediate Holdings, Inc., Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   71.6
Investment, Identifier [Axis]: Cards-Live Oak Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 10.1 25.9
Investment, Identifier [Axis]: Cards-Live Oak Holdings, Inc. , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   53.8
Investment, Identifier [Axis]: Cards-Live Oak Holdings, Inc. , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.3
Investment, Identifier [Axis]: Cards-Live Oak Holdings, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 66.4  
Investment, Identifier [Axis]: Cards-Live Oak Holdings, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.2  
Investment, Identifier [Axis]: Cards-Live Oak Holdings, Inc. | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.2  
Investment, Identifier [Axis]: Cards-Live Oak Holdings, Inc. | First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.9  
Investment, Identifier [Axis]: Carrera Bidco Limited | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2],[3] 133.3  
Investment, Identifier [Axis]: Carrera Bidco Limited, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5],[6]   137.0
Investment, Identifier [Axis]: Cascade Parent Inc., Cascade Intermediate II, Inc., and Haveli Cascade Co-Invest I, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.7 2.8
Investment, Identifier [Axis]: Cascade Parent Inc., Cascade Intermediate II, Inc., and Haveli Cascade Co-Invest I, L.P. First lien senior secured Loans    
Schedule of Investments [Line Items]    
Principal [4],[5]   29.8
Investment, Identifier [Axis]: Cascade Parent Inc., Cascade Intermediate II, Inc., and Haveli Cascade Co-Invest I, L.P. Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5]   24.5
Investment, Identifier [Axis]: Cascade Parent Inc., Cascade Intermediate II, Inc., and Haveli Cascade Co-Invest I, L.P. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Cascade Parent Inc., Cascade Intermediate II, Inc., and Haveli Cascade Co-Invest I, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 29.8  
Investment, Identifier [Axis]: Cascade Parent Inc., Cascade Intermediate II, Inc., and Haveli Cascade Co-Invest I, L.P., Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2] 26.1  
Investment, Identifier [Axis]: Centralsquare Technologies, LLC and Supermoose Newco, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 15.4 15.4
Investment, Identifier [Axis]: Centralsquare Technologies, LLC and Supermoose Newco, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 144.0  
Investment, Identifier [Axis]: Centralsquare Technologies, LLC and Supermoose Newco, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Centralsquare Technologies, LLC and Supermoose Newco, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   144.7
Investment, Identifier [Axis]: Centralsquare Technologies, LLC and Supermoose Newco, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[13]   0.0
Investment, Identifier [Axis]: Centric Brands LLC, Centric Brands TopCo, LLC, and Centric Brands L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 28.4  
Investment, Identifier [Axis]: Centric Brands LLC, Centric Brands TopCo, LLC, and Centric Brands L.P. | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 31.9  
Investment, Identifier [Axis]: Centric Brands LLC, Centric Brands TopCo, LLC, and Centric Brands L.P. | Senior subordinated loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 13.3  
Investment, Identifier [Axis]: Centric Brands LLC, Centric Brands TopCo, LLC, and Centric Brands L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   28.4
Investment, Identifier [Axis]: Centric Brands LLC, Centric Brands TopCo, LLC, and Centric Brands L.P., Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   30.1
Investment, Identifier [Axis]: Centric Brands LLC, Centric Brands TopCo, LLC, and Centric Brands L.P., Senior subordinated loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   18.6
Investment, Identifier [Axis]: Chariot Buyer LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 12.3 12.3
Investment, Identifier [Axis]: Churchill OpCo Holdings LLC and Victory Topco, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 32.4 39.5
Investment, Identifier [Axis]: Churchill OpCo Holdings LLC and Victory Topco, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.7  
Investment, Identifier [Axis]: Churchill OpCo Holdings LLC and Victory Topco, LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 21.8  
Investment, Identifier [Axis]: Churchill OpCo Holdings LLC and Victory Topco, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.9  
Investment, Identifier [Axis]: Churchill OpCo Holdings LLC and Victory Topco, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   21.9
Investment, Identifier [Axis]: Churchill OpCo Holdings LLC and Victory Topco, LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.5
Investment, Identifier [Axis]: City Line Distributors LLC and City Line Investments LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.3 2.7
Investment, Identifier [Axis]: City Line Distributors LLC and City Line Investments LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.3  
Investment, Identifier [Axis]: City Line Distributors LLC and City Line Investments LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.4  
Investment, Identifier [Axis]: City Line Distributors LLC and City Line Investments LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.3
Investment, Identifier [Axis]: Clarion Home Services Group, LLC and LBC Breeze Holdings LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.4 0.3
Investment, Identifier [Axis]: Clarion Home Services Group, LLC and LBC Breeze Holdings LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.6  
Investment, Identifier [Axis]: Clarion Home Services Group, LLC and LBC Breeze Holdings LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.0  
Investment, Identifier [Axis]: Clarion Home Services Group, LLC and LBC Breeze Holdings LLC | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.0  
Investment, Identifier [Axis]: Clarion Home Services Group, LLC and LBC Breeze Holdings LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.5
Investment, Identifier [Axis]: Clarion Home Services Group, LLC and LBC Breeze Holdings LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.8
Investment, Identifier [Axis]: Clarion Home Services Group, LLC and LBC Breeze Holdings LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.9
Investment, Identifier [Axis]: Clarion Home Services Group, LLC and LBC Breeze Holdings LLC, First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Clearstead Advisors, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.5 0.3
Investment, Identifier [Axis]: Clearstead Advisors, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   8.4
Investment, Identifier [Axis]: Clearstead Advisors, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.3
Investment, Identifier [Axis]: Clearstead Advisors, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.2  
Investment, Identifier [Axis]: Clearstead Advisors, LLC, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.0  
Investment, Identifier [Axis]: Clearstead Advisors, LLC, | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.5  
Investment, Identifier [Axis]: Clearwater Analytics, LLC and Clearwater Analytics Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 36.7  
Investment, Identifier [Axis]: Clearwater Analytics, LLC and Clearwater Analytics Holdings, Inc.| First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 130.7  
Investment, Identifier [Axis]: Cloud Software Group, Inc., Picard Parent, Inc., Cloud Software Group Holdings, Inc., Picard HoldCo, LLC and Elliott Alto Co-Investor Aggregator L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 19.0 19.0
Investment, Identifier [Axis]: Cloud Software Group, Inc., Picard Parent, Inc., Cloud Software Group Holdings, Inc., Picard HoldCo, LLC and Elliott Alto Co-Investor Aggregator L.P.., Second lien senior secured notes    
Schedule of Investments [Line Items]    
Principal [5],[9]   121.0
Investment, Identifier [Axis]: ClubCorp Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   7.3
Investment, Identifier [Axis]: ClubCorp Holdings, Inc. ., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   40.6
Investment, Identifier [Axis]: Cobalt Buyer Sub, Inc., Cobalt Holdings I, LP, and Cobalt Intermediate I, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.0 16.6
Investment, Identifier [Axis]: Cobalt Buyer Sub, Inc., Cobalt Holdings I, LP, and Cobalt Intermediate I, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.8  
Investment, Identifier [Axis]: Cobalt Buyer Sub, Inc., Cobalt Holdings I, LP, and Cobalt Intermediate I, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 30.7  
Investment, Identifier [Axis]: Cobalt Buyer Sub, Inc., Cobalt Holdings I, LP, and Cobalt Intermediate I, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.2  
Investment, Identifier [Axis]: Cobalt Buyer Sub, Inc., Cobalt Holdings I, LP, and Cobalt Intermediate I, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.1  
Investment, Identifier [Axis]: Cobalt Buyer Sub, Inc., Cobalt Holdings I, LP, and Cobalt Intermediate I, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   30.8
Investment, Identifier [Axis]: Cobalt Buyer Sub, Inc., Cobalt Holdings I, LP, and Cobalt Intermediate I, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.3
Investment, Identifier [Axis]: Cobalt Buyer Sub, Inc., Cobalt Holdings I, LP, and Cobalt Intermediate I, Inc., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.9
Investment, Identifier [Axis]: Cobalt Buyer Sub, Inc., Cobalt Holdings I, LP, and Cobalt Intermediate I, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.5
Investment, Identifier [Axis]: Collision SP Subco, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.9 5.8
Investment, Identifier [Axis]: Collision SP Subco, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.0  
Investment, Identifier [Axis]: Collision SP Subco, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.7  
Investment, Identifier [Axis]: Collision SP Subco, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.1
Investment, Identifier [Axis]: Collision SP Subco, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.7
Investment, Identifier [Axis]: Collision SP Subco, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.2
Investment, Identifier [Axis]: Color Intermediate, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 19.7  
Investment, Identifier [Axis]: Color Intermediate, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   19.8
Investment, Identifier [Axis]: Computer Services, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 16.6 16.6
Investment, Identifier [Axis]: Computer Services, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   160.4
Investment, Identifier [Axis]: Computer Services, Inc., | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 50.2  
Investment, Identifier [Axis]: Constellation Wealth Capital Fund, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   1.5
Investment, Identifier [Axis]: Constellation Wealth Capital Fund, L.P., Constellation Wealth Capital Fund II LP, and CWC Fund II GP Capital LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.4  
Investment, Identifier [Axis]: Continental Acquisition Holdings, Inc. and Continental Group Holdings, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 44.6  
Investment, Identifier [Axis]: Continental Acquisition Holdings, Inc. and Continental Group Holdings, L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [2],[7] 6.6  
Investment, Identifier [Axis]: Continental Acquisition Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[8]   42.4
Investment, Identifier [Axis]: Continental Acquisition Holdings, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [5],[8]   6.3
Investment, Identifier [Axis]: Convera International Holdings Limited and Convera International Financial S.A R.L.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.5 5.5
Investment, Identifier [Axis]: Convera International Holdings Limited and Convera International Financial S.A R.L. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 23.8  
Investment, Identifier [Axis]: Convera International Holdings Limited and Convera International Financial S.A R.L. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 4.7  
Investment, Identifier [Axis]: Convera International Holdings Limited and Convera International Financial S.A R.L., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   44.0
Investment, Identifier [Axis]: Convera International Holdings Limited and Convera International Financial S.A R.L., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   4.7
Investment, Identifier [Axis]: Convera International Holdings Limited and Convera International Financial S.A R.L., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   10.0
Investment, Identifier [Axis]: Convey Health Solutions, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [2],[3],[7] 0.1  
Investment, Identifier [Axis]: Convey Health Solutions, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [2],[3],[7] 0.1  
Investment, Identifier [Axis]: Convey Health Solutions, Inc. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [2],[3],[7] 1.9  
Investment, Identifier [Axis]: Convey Health Solutions, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   1.9
Investment, Identifier [Axis]: Convey Health Solutions, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.1
Investment, Identifier [Axis]: Convey Health Solutions, Inc., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.1
Investment, Identifier [Axis]: CoreLogic, Inc. and T-VIII Celestial Co-Invest LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 26.3 26.1
Investment, Identifier [Axis]: CoreLogic, Inc. and T-VIII Celestial Co-Invest LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5]   6.4
Investment, Identifier [Axis]: CoreLogic, Inc. and T-VIII Celestial Co-Invest LP, Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[9]   155.7
Investment, Identifier [Axis]: CoreLogic, Inc. and T-VIII Celestial Co-Invest LP. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2] 12.6  
Investment, Identifier [Axis]: CoreLogic, Inc. and T-VIII Celestial Co-Invest LP. | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[12] 155.7  
Investment, Identifier [Axis]: CoreRx, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.9  
Investment, Identifier [Axis]: CoreRx, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.9
Investment, Identifier [Axis]: Cority Software Inc., Cority Software (USA) Inc., and Cority Parent, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.2 8.2
Investment, Identifier [Axis]: Cority Software Inc., Cority Software (USA) Inc., and Cority Parent, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 61.7  
Investment, Identifier [Axis]: Cority Software Inc., Cority Software (USA) Inc., and Cority Parent, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   61.7
Investment, Identifier [Axis]: Cornerstone OnDemand, Inc. and Sunshine Software Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 28.4 29.8
Investment, Identifier [Axis]: Cornerstone OnDemand, Inc. and Sunshine Software Holdings, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[10] 9.8  
Investment, Identifier [Axis]: Cornerstone OnDemand, Inc. and Sunshine Software Holdings, Inc. | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 137.5  
Investment, Identifier [Axis]: Cornerstone OnDemand, Inc. and Sunshine Software Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[9]   16.4
Investment, Identifier [Axis]: Cornerstone OnDemand, Inc. and Sunshine Software Holdings, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[11]   8.4
Investment, Identifier [Axis]: Cornerstone OnDemand, Inc. and Sunshine Software Holdings, Inc., Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   137.5
Investment, Identifier [Axis]: Cornerstone OnDemand, Inc. and Sunshine Software Holdings, Inc.| First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[12] 16.4  
Investment, Identifier [Axis]: Coupa Holdings, LLC and Coupa Software Incorporated    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   0.9
Investment, Identifier [Axis]: Coupa Holdings, LLC and Coupa Software Incorporated | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.7  
Investment, Identifier [Axis]: Coupa Holdings, LLC and Coupa Software Incorporated, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.9
Investment, Identifier [Axis]: Covert HoldCo, LP | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 168.6  
Investment, Identifier [Axis]: Cradle Lux Bidco S.A.R.L. and Hamilton Thorne Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.0 4.0
Investment, Identifier [Axis]: Cradle Lux Bidco S.A.R.L. and Hamilton Thorne Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 2.9  
Investment, Identifier [Axis]: Cradle Lux Bidco S.A.R.L. and Hamilton Thorne Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 12.1  
Investment, Identifier [Axis]: Cradle Lux Bidco S.A.R.L., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   2.9
Investment, Identifier [Axis]: Cradle Lux Bidco S.A.R.L., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   12.3
Investment, Identifier [Axis]: Create Music Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 17.4  
Investment, Identifier [Axis]: Create Music Holdings, LLC | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 29.2  
Investment, Identifier [Axis]: Creek Parent, Inc. and Creek Feeder, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 30.0 30.0
Investment, Identifier [Axis]: Creek Parent, Inc. and Creek Feeder, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 206.1  
Investment, Identifier [Axis]: Creek Parent, Inc. and Creek Feeder, L.P. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Crown CT Parent Inc., Crown CT HoldCo Inc. and Crown CT Management LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.0 0.1
Investment, Identifier [Axis]: Crown CT Parent Inc., Crown CT HoldCo Inc. and Crown CT Management LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 23.7  
Investment, Identifier [Axis]: Crown CT Parent Inc., Crown CT HoldCo Inc. and Crown CT Management LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 0.1  
Investment, Identifier [Axis]: Crown CT Parent Inc., Crown CT HoldCo Inc. and Crown CT Management LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   23.8
Investment, Identifier [Axis]: DFS Holding Company, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.1  
Investment, Identifier [Axis]: DFS Holding Company, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.1
Investment, Identifier [Axis]: DOXA Insurance Holdings LLC and Rocket Co-Invest, SLP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 44.1 13.2
Investment, Identifier [Axis]: DOXA Insurance Holdings LLC and Rocket Co-Invest, SLP , First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   18.3
Investment, Identifier [Axis]: DOXA Insurance Holdings LLC and Rocket Co-Invest, SLP , First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.3
Investment, Identifier [Axis]: DOXA Insurance Holdings LLC and Rocket Co-Invest, SLP , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   0.2
Investment, Identifier [Axis]: DOXA Insurance Holdings LLC and Rocket Co-Invest, SLP 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.1 0.1
Investment, Identifier [Axis]: DOXA Insurance Holdings LLC and Rocket Co-Invest, SLP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.8  
Investment, Identifier [Axis]: DOXA Insurance Holdings LLC and Rocket Co-Invest, SLP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 0.5  
Investment, Identifier [Axis]: DP Flores Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 11.4 11.4
Investment, Identifier [Axis]: DP Flores Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 28.1  
Investment, Identifier [Axis]: DP Flores Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   27.9
Investment, Identifier [Axis]: DRS Holdings III, Inc. and DRS Holdings I, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 10.9 10.9
Investment, Identifier [Axis]: DRS Holdings III, Inc. and DRS Holdings I, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 64.5  
Investment, Identifier [Axis]: DRS Holdings III, Inc. and DRS Holdings I, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.7  
Investment, Identifier [Axis]: DRS Holdings III, Inc. and DRS Holdings I, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   59.6
Investment, Identifier [Axis]: Databricks, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 38.6 38.6
Investment, Identifier [Axis]: Databricks, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[12] 0.1  
Investment, Identifier [Axis]: Databricks, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   0.1
Investment, Identifier [Axis]: Datix Bidco Limited and RL Datix Holdings (USA), Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 47.1 47.1
Investment, Identifier [Axis]: Datix Bidco Limited and RL Datix Holdings (USA), Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 104.6  
Investment, Identifier [Axis]: Datix Bidco Limited and RL Datix Holdings (USA), Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 56.2  
Investment, Identifier [Axis]: Datix Bidco Limited and RL Datix Holdings (USA), Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   104.6
Investment, Identifier [Axis]: Datix Bidco Limited and RL Datix Holdings (USA), Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   57.1
Investment, Identifier [Axis]: Davidson Hotel Company LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.2 4.0
Investment, Identifier [Axis]: Davidson Hotel Company LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.1  
Investment, Identifier [Axis]: Davidson Hotel Company LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.3
Investment, Identifier [Axis]: Daylight Beta Parent LLC and CFCo, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [2],[7] 15.4  
Investment, Identifier [Axis]: Daylight Beta Parent LLC and CFCo, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [2] 20.8  
Investment, Identifier [Axis]: Daylight Beta Parent LLC and CFCo, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[8]   14.6
Investment, Identifier [Axis]: Daylight Beta Parent LLC and CFCo, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [5]   20.8
Investment, Identifier [Axis]: DecoPac, Inc. and KCAKE Holdings Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 24.7 19.1
Investment, Identifier [Axis]: DecoPac, Inc. and KCAKE Holdings Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 129.6  
Investment, Identifier [Axis]: DecoPac, Inc. and KCAKE Holdings Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   170.1
Investment, Identifier [Axis]: DecoPac, Inc. and KCAKE Holdings Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.6
Investment, Identifier [Axis]: Demakes Enterprises, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.2
Investment, Identifier [Axis]: Demakes FinanceCo, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.1  
Investment, Identifier [Axis]: Demakes FinanceCo, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.1  
Investment, Identifier [Axis]: Denali Intermediate Holdings, Inc. and Denali Parent Holdings, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 28.7 35.2
Investment, Identifier [Axis]: Denali Intermediate Holdings, Inc. and Denali Parent Holdings, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 377.6  
Investment, Identifier [Axis]: Denali Intermediate Holdings, Inc. and Denali Parent Holdings, L.P. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 6.5  
Investment, Identifier [Axis]: Denali Intermediate Holdings, Inc. and Denali Parent Holdings, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   379.5
Investment, Identifier [Axis]: Denali Intermediate Holdings, Inc. and Denali Parent Holdings, L.P., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Diamond Mezzanine 24 LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.0 0.7
Investment, Identifier [Axis]: Diamond Mezzanine 24 LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.5  
Investment, Identifier [Axis]: Diamond Mezzanine 24 LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.0  
Investment, Identifier [Axis]: Diamond Mezzanine 24 LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   19.4
Investment, Identifier [Axis]: Diamond Mezzanine 24 LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.3
Investment, Identifier [Axis]: Digicert, Inc., Dcert Buyer, Inc., DCert Preferred Holdings, Inc. and Destiny Digital Holdings, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.8 4.8
Investment, Identifier [Axis]: Digicert, Inc., Dcert Buyer, Inc., DCert Preferred Holdings, Inc. and Destiny Digital Holdings, L.P. First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   124.7
Investment, Identifier [Axis]: Digicert, Inc., Dcert Buyer, Inc., DCert Preferred Holdings, Inc. and Destiny Digital Holdings, L.P. Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[9]   20.3
Investment, Identifier [Axis]: Digicert, Inc., Dcert Buyer, Inc., DCert Preferred Holdings, Inc. and Destiny Digital Holdings, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 124.1  
Investment, Identifier [Axis]: Digicert, Inc., Dcert Buyer, Inc., DCert Preferred Holdings, Inc. and Destiny Digital Holdings, L.P. | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2] 22.8  
Investment, Identifier [Axis]: Diligent Corporation and Diligent Preferred Issuer, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.4 4.8
Investment, Identifier [Axis]: Diligent Corporation and Diligent Preferred Issuer, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.4  
Investment, Identifier [Axis]: Diligent Corporation and Diligent Preferred Issuer, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 20.1  
Investment, Identifier [Axis]: Diligent Corporation and Diligent Preferred Issuer, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 0.9  
Investment, Identifier [Axis]: Diligent Corporation and Diligent Preferred Issuer, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   23.5
Investment, Identifier [Axis]: Diligent Corporation and Diligent Preferred Issuer, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   0.5
Investment, Identifier [Axis]: Display Holding Company, Inc., Saldon Holdings, Inc. and Fastsigns Holdings Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.2 8.2
Investment, Identifier [Axis]: Display Holding Company, Inc., Saldon Holdings, Inc. and Fastsigns Holdings Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.9  
Investment, Identifier [Axis]: Display Holding Company, Inc., Saldon Holdings, Inc. and Fastsigns Holdings Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 15.2  
Investment, Identifier [Axis]: Display Holding Company, Inc., Saldon Holdings, Inc. and Fastsigns Holdings Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Display Holding Company, Inc., Saldon Holdings, Inc. and Fastsigns Holdings Inc. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 15.0  
Investment, Identifier [Axis]: Display Holding Company, Inc., Saldon Holdings, Inc. and Fastsigns Holdings Inc. | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Display Holding Company, Inc., Saldon Holdings, Inc. and Fastsigns Holdings Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Display Holding Company, Inc., Saldon Holdings, Inc. and Fastsigns Holdings Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Display Holding Company, Inc., Saldon Holdings, Inc. and Fastsigns Holdings Inc., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.0
Investment, Identifier [Axis]: Display Holding Company, Inc., Saldon Holdings, Inc. and Fastsigns Holdings Inc., First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.3
Investment, Identifier [Axis]: Display Holding Company, Inc., Saldon Holdings, Inc. and Fastsigns Holdings Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.2
Investment, Identifier [Axis]: Divisions Holding Corporation, Divisions, Inc. and RC V Tecmo Investor LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.6 9.5
Investment, Identifier [Axis]: Divisions Holding Corporation, Divisions, Inc. and RC V Tecmo Investor LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Divisions Holding Corporation, Divisions, Inc. and RC V Tecmo Investor LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 1.9  
Investment, Identifier [Axis]: Divisions Holding Corporation, Divisions, Inc. and RC V Tecmo Investor LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Divisions Holding Corporation, Divisions, Inc. and RC V Tecmo Investor LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Dorado Bidco, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.4 7.4
Investment, Identifier [Axis]: Dorado Bidco, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.7  
Investment, Identifier [Axis]: Dorado Bidco, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.7
Investment, Identifier [Axis]: Doxim Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.4 2.4
Investment, Identifier [Axis]: Doxim Inc. First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   84.7
Investment, Identifier [Axis]: Doxim Inc. First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[6],[13]   0.0
Investment, Identifier [Axis]: Doxim Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 84.3  
Investment, Identifier [Axis]: Doxim Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[3],[14] 0.0  
Investment, Identifier [Axis]: DriveCentric Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 13.3 13.3
Investment, Identifier [Axis]: DriveCentric Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.6  
Investment, Identifier [Axis]: DriveCentric Holdings, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.1  
Investment, Identifier [Axis]: DriveCentric Holdings, LLC., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.6
Investment, Identifier [Axis]: DriveCentric Holdings, LLC., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.1
Investment, Identifier [Axis]: Drogon Bidco Inc. & Drogon Aggregator LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.6 12.0
Investment, Identifier [Axis]: Drogon Bidco Inc. & Drogon Aggregator LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.0  
Investment, Identifier [Axis]: Drogon Bidco Inc. & Drogon Aggregator LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 0.1  
Investment, Identifier [Axis]: Drogon Bidco Inc. & Drogon Aggregator LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   14.2
Investment, Identifier [Axis]: Duraserv LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 12.7 13.0
Investment, Identifier [Axis]: Duraserv LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.2  
Investment, Identifier [Axis]: Duraserv LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.8  
Investment, Identifier [Axis]: Duraserv LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.5  
Investment, Identifier [Axis]: Duraserv LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.3
Investment, Identifier [Axis]: Duraserv LLC, First lien senior secured loan1    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.8
Investment, Identifier [Axis]: Duraserv LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.2
Investment, Identifier [Axis]: Dynamic NC Aerospace Holdings, LLC and Dynamic NC Investment Holdings, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   6.4
Investment, Identifier [Axis]: Dynamic NC Aerospace Holdings, LLC and Dynamic NC Investment Holdings, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   25.4
Investment, Identifier [Axis]: Dynamic NC Aerospace Holdings, LLC and Dynamic NC Investment Holdings, LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.2
Investment, Identifier [Axis]: EIS Legacy Holdco, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 73.0 22.9
Investment, Identifier [Axis]: EIS Legacy Holdco, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.0  
Investment, Identifier [Axis]: EIS Legacy Holdco, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.5
Investment, Identifier [Axis]: ELM DebtCo, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.4 2.5
Investment, Identifier [Axis]: ELM DebtCo, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.2  
Investment, Identifier [Axis]: ELM DebtCo, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: ELM DebtCo, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.3
Investment, Identifier [Axis]: EMB Purchaser, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 41.8 7.7
Investment, Identifier [Axis]: EMB Purchaser, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.6  
Investment, Identifier [Axis]: EMB Purchaser, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.8  
Investment, Identifier [Axis]: EMB Purchaser, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.5
Investment, Identifier [Axis]: EP Purchaser, LLC and TPG VIII EP Co-Invest II, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 49.7  
Investment, Identifier [Axis]: EP Purchaser, LLC and TPG VIII EP Co-Invest II, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   50.0
Investment, Identifier [Axis]: ESHA Intermediate, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.2 8.2
Investment, Identifier [Axis]: ESHA Intermediate, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 22.2  
Investment, Identifier [Axis]: ESHA Research, LLC and RMCF VI CIV XLVIII, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   22.3
Investment, Identifier [Axis]: Eagle Football Holdings BidCo Limited and Eagle Football Holdings Limited    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   1.2
Investment, Identifier [Axis]: Eagle Football Holdings BidCo Limited and Eagle Football Holdings Limited, Senior subordinated loan 1    
Schedule of Investments [Line Items]    
Principal [5],[6]   1.4
Investment, Identifier [Axis]: Eagle Football Holdings BidCo Limited and Eagle Football Holdings Limited, Senior subordinated loan 2    
Schedule of Investments [Line Items]    
Principal [5],[6]   1.6
Investment, Identifier [Axis]: Eagle Football Holdings BidCo Limited and Eagle Football Holdings Limited, Senior subordinated loan 3    
Schedule of Investments [Line Items]    
Principal [5],[6],[8]   60.7
Investment, Identifier [Axis]: Eagle Football Holdings BidCo Limited and Eagle Football Holdings Limited, Senior subordinated loan 4    
Schedule of Investments [Line Items]    
Principal [5],[6],[8]   7.4
Investment, Identifier [Axis]: Echo Purchaser, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.0 2.0
Investment, Identifier [Axis]: Echo Purchaser, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.3  
Investment, Identifier [Axis]: Echo Purchaser, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.3
Investment, Identifier [Axis]: Eclipse Topco, Inc., Eclipse Investor Parent, L.P. and Eclipse Buyer, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 50.4 50.4
Investment, Identifier [Axis]: Eclipse Topco, Inc., Eclipse Investor Parent, L.P. and Eclipse Buyer, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 35.2  
Investment, Identifier [Axis]: Eclipse Topco, Inc., Eclipse Investor Parent, L.P. and Eclipse Buyer, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   96.1
Investment, Identifier [Axis]: EdgeConneX MCN US Finance Co 1, LLC | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2] 85.4  
Investment, Identifier [Axis]: Edition Holdings, Inc. and Enverus, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 22.0 35.2
Investment, Identifier [Axis]: Edition Holdings, Inc. and Enverus, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 80.9  
Investment, Identifier [Axis]: Edition Holdings, Inc. and Enverus, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 0.2  
Investment, Identifier [Axis]: Edition Holdings, Inc. and Enverus, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   63.1
Investment, Identifier [Axis]: Edmunds Govtech, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.6 19.8
Investment, Identifier [Axis]: Edmunds Govtech, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.2  
Investment, Identifier [Axis]: Edmunds Govtech, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.7  
Investment, Identifier [Axis]: Edmunds Govtech, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.5
Investment, Identifier [Axis]: Edmunds Govtech, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.7
Investment, Identifier [Axis]: Einstein Parent, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.8 4.8
Investment, Identifier [Axis]: Einstein Parent, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 45.9  
Investment, Identifier [Axis]: Einstein Parent, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   45.9
Investment, Identifier [Axis]: Elcano Bidco S.à r.l. and Vivagym Group, S.L.U.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 24.7  
Investment, Identifier [Axis]: Elemica Parent, Inc. & EZ Elemica Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   0.5
Investment, Identifier [Axis]: Elemica Parent, Inc. & EZ Elemica Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   59.3
Investment, Identifier [Axis]: Elemica Parent, Inc. & EZ Elemica Holdings, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.6
Investment, Identifier [Axis]: Elemica Parent, Inc. & EZ Elemica Holdings, Inc., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.9
Investment, Identifier [Axis]: Elemica Parent, Inc. & EZ Elemica Holdings, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.8
Investment, Identifier [Axis]: Elemica, Inc. and EZ Elemica Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 14.4  
Investment, Identifier [Axis]: Elemica, Inc. and EZ Elemica Holdings, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 113.0  
Investment, Identifier [Axis]: Elemica, Inc. and EZ Elemica Holdings, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.9  
Investment, Identifier [Axis]: Elevation Services Parent Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.1 0.2
Investment, Identifier [Axis]: Elevation Services Parent Holdings, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 13.7  
Investment, Identifier [Axis]: Elevation Services Parent Holdings, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.6  
Investment, Identifier [Axis]: Elevation Services Parent Holdings, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.3  
Investment, Identifier [Axis]: Elevation Services Parent Holdings, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 2.5  
Investment, Identifier [Axis]: Elevation Services Parent Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.9
Investment, Identifier [Axis]: Elevation Services Parent Holdings, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   13.8
Investment, Identifier [Axis]: Elevation Services Parent Holdings, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   2.5
Investment, Identifier [Axis]: Elliott Davis Advisory, LLC and Elliott Davis Advisory HoldCo, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.9 7.5
Investment, Identifier [Axis]: Elliott Davis Advisory, LLC and Elliott Davis Advisory HoldCo, LLC , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   24.9
Investment, Identifier [Axis]: Elliott Davis Advisory, LLC and Elliott Davis Advisory HoldCo, LLC | Common stock    
Schedule of Investments [Line Items]    
Principal  
Investment, Identifier [Axis]: Elliott Davis Advisory, LLC and Elliott Davis Advisory HoldCo, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.3  
Investment, Identifier [Axis]: Elliott Davis Advisory, LLC and Elliott Davis Advisory HoldCo, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.0
Investment, Identifier [Axis]: Empower Payments Investor, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.4 3.3
Investment, Identifier [Axis]: Empower Payments Investor, LLC , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Empower Payments Investor, LLC , First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.1
Investment, Identifier [Axis]: Empower Payments Investor, LLC , First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.0
Investment, Identifier [Axis]: Empower Payments Investor, LLC , First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.7
Investment, Identifier [Axis]: Empower Payments Investor, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Empower Payments Investor, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.1  
Investment, Identifier [Axis]: Endeavor Bidco LLC and Endeavor TopCo, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.1  
Investment, Identifier [Axis]: Endeavor Bidco LLC and Endeavor TopCo, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.1
Investment, Identifier [Axis]: Endeavor Bidco LLC and Endeavor TopCo, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.9
Investment, Identifier [Axis]: Endurance PT Technology Buyer Corporation and Endurance PT Technology Holdings LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.1 3.1
Investment, Identifier [Axis]: Endurance PT Technology Buyer Corporation and Endurance PT Technology Holdings LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 55.8  
Investment, Identifier [Axis]: Endurance PT Technology Buyer Corporation and Endurance PT Technology Holdings LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.0  
Investment, Identifier [Axis]: Endurance PT Technology Buyer Corporation and Endurance PT Technology Holdings LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   56.1
Investment, Identifier [Axis]: Endurance PT Technology Buyer Corporation and Endurance PT Technology Holdings LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.0
Investment, Identifier [Axis]: Equinox Holdings, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 46.5  
Investment, Identifier [Axis]: Equinox Holdings, Inc. | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2] 4.9  
Investment, Identifier [Axis]: Equinox Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   46.2
Investment, Identifier [Axis]: Equinox Holdings, Inc., Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   4.6
Investment, Identifier [Axis]: Essential Services Holding Corporation and OMERS Mahomes Investment Holdings LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.1 36.9
Investment, Identifier [Axis]: Essential Services Holding Corporation and OMERS Mahomes Investment Holdings LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 152.2  
Investment, Identifier [Axis]: Essential Services Holding Corporation and OMERS Mahomes Investment Holdings LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 8.6  
Investment, Identifier [Axis]: Essential Services Holding Corporation and OMERS Mahomes Investment Holdings LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   151.5
Investment, Identifier [Axis]: Essential Services Holding Corporation and OMERS Mahomes Investment Holdings LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   7.8
Investment, Identifier [Axis]: Eternal Aus Bidco Pty Ltd    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.6 0.6
Investment, Identifier [Axis]: Eternal Aus Bidco Pty Ltd | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 3.9  
Investment, Identifier [Axis]: Eternal Aus Bidco Pty Ltd, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   3.8
Investment, Identifier [Axis]: European Capital UK SME Debt LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.7 5.7
Investment, Identifier [Axis]: Evolent Health LLC and Evolent Health, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 18.3  
Investment, Identifier [Axis]: Evolent Health LLC and Evolent Health, Inc. | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 3.8  
Investment, Identifier [Axis]: Evolent Health LLC and Evolent Health, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   18.3
Investment, Identifier [Axis]: Evolent Health LLC and Evolent Health, Inc., Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   3.8
Investment, Identifier [Axis]: Excel Fitness Consolidator LLC, Health Buyer LLC and Excel Fitness Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.2 4.8
Investment, Identifier [Axis]: Excel Fitness Consolidator LLC, Health Buyer LLC and Excel Fitness Holdings, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.6  
Investment, Identifier [Axis]: Excel Fitness Consolidator LLC, Health Buyer LLC and Excel Fitness Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.7
Investment, Identifier [Axis]: Excel Fitness Consolidator LLC, Health Buyer LLC and Excel Fitness Holdings, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.9
Investment, Identifier [Axis]: Excelitas Technologies Corp, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.1
Investment, Identifier [Axis]: Excelitas Technologies Corp.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   27.1
Investment, Identifier [Axis]: Excelitas Technologies Corp. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 31.9  
Investment, Identifier [Axis]: Expereo USA, Inc. and Ristretto Bidco B.V.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 13.1 16.6
Investment, Identifier [Axis]: Expereo USA, Inc. and Ristretto Bidco B.V. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 4.4  
Investment, Identifier [Axis]: Expereo USA, Inc. and Ristretto Bidco B.V. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 58.3  
Investment, Identifier [Axis]: Expereo USA, Inc. and Ristretto Bidco B.V. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 3.5  
Investment, Identifier [Axis]: Expereo USA, Inc. and Ristretto Bidco B.V., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   61.8
Investment, Identifier [Axis]: Extrahop Networks, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.0 1.7
Investment, Identifier [Axis]: Extrahop Networks, Inc. , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.6
Investment, Identifier [Axis]: Extrahop Networks, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.8  
Investment, Identifier [Axis]: Extrahop Networks, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 35.0  
Investment, Identifier [Axis]: Extrahop Networks, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.3  
Investment, Identifier [Axis]: Extrahop Networks, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   35.1
Investment, Identifier [Axis]: Extrahop Networks, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.9
Investment, Identifier [Axis]: FL Hawk Intermediate Holdings, Inc, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.3
Investment, Identifier [Axis]: FL Hawk Intermediate Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.1 2.1
Investment, Identifier [Axis]: FL Hawk Intermediate Holdings, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.2  
Investment, Identifier [Axis]: FS Squared Holding Corp. and FS Squared, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 23.3 24.6
Investment, Identifier [Axis]: FS Squared Holding Corp. and FS Squared, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 50.7  
Investment, Identifier [Axis]: FS Squared Holding Corp. and FS Squared, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: FS Squared Holding Corp. and FS Squared, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   46.6
Investment, Identifier [Axis]: FS Squared Holding Corp. and FS Squared, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: FTAI Infrastructure Inc. and FIP RR Holdings LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[3] 111.1  
Investment, Identifier [Axis]: FTAI Infrastructure Inc. and FIP RR Holdings LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [2],[3] 7.0  
Investment, Identifier [Axis]: Faraday Buyer, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   54.3
Investment, Identifier [Axis]: Faraday Buyer, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.7
Investment, Identifier [Axis]: Fever Labs, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 20.2 16.1
Investment, Identifier [Axis]: Fever Labs, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2] 3.8  
Investment, Identifier [Axis]: Fever Labs, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [2] 16.8  
Investment, Identifier [Axis]: Fever Labs, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [2] 1.9  
Investment, Identifier [Axis]: Fever Labs, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2] 14.8  
Investment, Identifier [Axis]: Fever Labs, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [5]   16.9
Investment, Identifier [Axis]: Fever Labs, Inc., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [5]   1.9
Investment, Identifier [Axis]: Fever Labs, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5]   9.3
Investment, Identifier [Axis]: Finastra USA, Inc., DH Corporation/Societe DH, and Finastra Europe S.A R.L., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   52.1
Investment, Identifier [Axis]: Firebird Acquisition Corp, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.5 7.8
Investment, Identifier [Axis]: Firebird Acquisition Corp, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.2  
Investment, Identifier [Axis]: Firebird Acquisition Corp, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Firebird Acquisition Corp, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.2
Investment, Identifier [Axis]: Firebird Acquisition Corp, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.5
Investment, Identifier [Axis]: Firebird Acquisition Corp, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Firebird Music Rights I LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 20.5  
Investment, Identifier [Axis]: Fitness Ventures Holdings, Inc. and Meaningful Partners Fitness Ventures Co-Investment LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.5 0.0
Investment, Identifier [Axis]: Fitness Ventures Holdings, Inc. and Meaningful Partners Fitness Ventures Co-Investment LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.5  
Investment, Identifier [Axis]: Fitness Ventures Holdings, Inc. and Meaningful Partners Fitness Ventures Co-Investment LP | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.2  
Investment, Identifier [Axis]: Fitness Ventures Holdings, Inc. and Meaningful Partners Fitness Ventures Co-Investment LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 2.4  
Investment, Identifier [Axis]: Fitness Ventures Holdings, Inc. and Meaningful Partners Fitness Ventures Co-Investment LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.5
Investment, Identifier [Axis]: Fitness Ventures Holdings, Inc. and Meaningful Partners Fitness Ventures Co-Investment LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.5
Investment, Identifier [Axis]: Flexera Software LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.5 1.5
Investment, Identifier [Axis]: Flexera Software LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   18.6
Investment, Identifier [Axis]: Flexera Software LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.8
Investment, Identifier [Axis]: Flexera Software LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   120.4
Investment, Identifier [Axis]: Flexera Software LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 18.6  
Investment, Identifier [Axis]: Flexera Software LLC, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.6  
Investment, Identifier [Axis]: Flexera Software LLC, | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 120.4  
Investment, Identifier [Axis]: Flinn Scientific, Inc. and WCI-Quantum Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.4 13.4
Investment, Identifier [Axis]: Flinn Scientific, Inc. and WCI-Quantum Holdings, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.4  
Investment, Identifier [Axis]: Flinn Scientific, Inc. and WCI-Quantum Holdings, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 28.6  
Investment, Identifier [Axis]: Flinn Scientific, Inc. and WCI-Quantum Holdings, Inc. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.0  
Investment, Identifier [Axis]: Flinn Scientific, Inc. and WCI-Quantum Holdings, Inc. | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.1  
Investment, Identifier [Axis]: Flinn Scientific, Inc. and WCI-Quantum Holdings, Inc. | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 9.9  
Investment, Identifier [Axis]: Flinn Scientific, Inc. and WCI-Quantum Holdings, Inc. | First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 4.1  
Investment, Identifier [Axis]: Flinn Scientific, Inc. and WCI-Quantum Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   28.7
Investment, Identifier [Axis]: Flinn Scientific, Inc. and WCI-Quantum Holdings, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.1
Investment, Identifier [Axis]: Flinn Scientific, Inc. and WCI-Quantum Holdings, Inc., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.4
Investment, Identifier [Axis]: Flinn Scientific, Inc. and WCI-Quantum Holdings, Inc., First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.0
Investment, Identifier [Axis]: Flinn Scientific, Inc. and WCI-Quantum Holdings, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   4.0
Investment, Identifier [Axis]: Flint OpCo, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 12.6 8.1
Investment, Identifier [Axis]: Flint OpCo, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.1  
Investment, Identifier [Axis]: Flint OpCo, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.9  
Investment, Identifier [Axis]: Flint OpCo, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.0  
Investment, Identifier [Axis]: Flint OpCo, LLC | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 14.9  
Investment, Identifier [Axis]: Flint OpCo, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.9
Investment, Identifier [Axis]: Flint OpCo, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.6
Investment, Identifier [Axis]: Florida Food Products, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Florida Food Products, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Florida Food Products, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Florida Food Products, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 13.9  
Investment, Identifier [Axis]: Florida Food Products, LLC | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.4  
Investment, Identifier [Axis]: Florida Food Products, LLC | First lien senior secured loan 5    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.4  
Investment, Identifier [Axis]: Florida Food Products, LLC | First lien senior secured loan 6    
Schedule of Investments [Line Items]    
Principal [2],[7] 60.5  
Investment, Identifier [Axis]: Florida Food Products, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Florida Food Products, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.4
Investment, Identifier [Axis]: Florida Food Products, LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Florida Food Products, LLC, First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.4
Investment, Identifier [Axis]: Florida Food Products, LLC, First lien senior secured loan 5    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.3
Investment, Identifier [Axis]: Florida Food Products, LLC, First lien senior secured loan 6    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Florida Food Products, LLC, First lien senior secured loan 7    
Schedule of Investments [Line Items]    
Principal [5],[8]   60.5
Investment, Identifier [Axis]: Fly Wheel Acquireco, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 51.2  
Investment, Identifier [Axis]: Fly Wheel Acquireco, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.4  
Investment, Identifier [Axis]: FlyWheel Acquireco, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.8 7.4
Investment, Identifier [Axis]: FlyWheel Acquireco, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.8
Investment, Identifier [Axis]: FlyWheel Acquireco, Inc.,First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   51.4
Investment, Identifier [Axis]: Forescout Technologies, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.6 4.2
Investment, Identifier [Axis]: Forescout Technologies, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.1  
Investment, Identifier [Axis]: Forescout Technologies, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   37.1
Investment, Identifier [Axis]: Forward Keystone Holdings, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.7 7.7
Investment, Identifier [Axis]: Forward Keystone Holdings, LP | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2] 28.6  
Investment, Identifier [Axis]: Forward Keystone Holdings, LP, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5]   26.5
Investment, Identifier [Axis]: Forza Insurance Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 38.5  
Investment, Identifier [Axis]: Forza Insurance Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   38.7
Investment, Identifier [Axis]: Fossil Group, Inc., Fossil Partners, L.P., and Fossil Canada Inc, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   2.2
Investment, Identifier [Axis]: Fossil Group, Inc., Fossil Partners, L.P., and Fossil Canada Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 15.7 18.6
Investment, Identifier [Axis]: Fossil Group, Inc., Fossil Partners, L.P., and Fossil Canada Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 5.1  
Investment, Identifier [Axis]: Foundation Consumer Brands, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.4 2.4
Investment, Identifier [Axis]: Foundation Consumer Brands, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Foundation Consumer Brands, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.6  
Investment, Identifier [Axis]: Foundation Consumer Brands, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   32.0
Investment, Identifier [Axis]: Foundation Consumer Brands, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.2
Investment, Identifier [Axis]: Foundation Risk Partners, Corp.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 18.2 20.8
Investment, Identifier [Axis]: Foundation Risk Partners, Corp. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.2  
Investment, Identifier [Axis]: Foundation Risk Partners, Corp. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 16.2  
Investment, Identifier [Axis]: Foundation Risk Partners, Corp. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 66.3  
Investment, Identifier [Axis]: Foundation Risk Partners, Corp. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.6  
Investment, Identifier [Axis]: Foundation Risk Partners, Corp., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   66.6
Investment, Identifier [Axis]: Foundation Risk Partners, Corp., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.2
Investment, Identifier [Axis]: Foundation Risk Partners, Corp., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   17.2
Investment, Identifier [Axis]: Foundation Risk Partners, Corp., First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   16.3
Investment, Identifier [Axis]: Foundation Risk Partners, Corp., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.0
Investment, Identifier [Axis]: Frontline Road Safety Operations, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 42.9 6.3
Investment, Identifier [Axis]: Frontline Road Safety Operations, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [2] 2.6  
Investment, Identifier [Axis]: Frontline Road Safety Operations, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [2] 7.8  
Investment, Identifier [Axis]: Frontline Road Safety Operations, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [2] 13.8  
Investment, Identifier [Axis]: Frontline Road Safety Operations, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Frontline Road Safety Operations, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [5]   2.6
Investment, Identifier [Axis]: Frontline Road Safety Operations, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [5]   3.0
Investment, Identifier [Axis]: Frontline Road Safety Operations, LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.9
Investment, Identifier [Axis]: Frontline Road Safety Operations, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: G702 Buyer, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.9 1.9
Investment, Identifier [Axis]: G702 Buyer, Inc. First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.5
Investment, Identifier [Axis]: G702 Buyer, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.4  
Investment, Identifier [Axis]: GAPCO AIV InterHodlco (CP), L.P., Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   49.5
Investment, Identifier [Axis]: GAPCO AIV Interholdco (CP), L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   12.2
Investment, Identifier [Axis]: GAPCO AIV Interholdco (CP), L.P. | Senior subordinated loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 52.1  
Investment, Identifier [Axis]: GAPCO AIV Interholdco (CP), L.P. | Senior subordinated loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.8  
Investment, Identifier [Axis]: GHP-VGS Purchaser LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.4 8.7
Investment, Identifier [Axis]: GHP-VGS Purchaser LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   14.3
Investment, Identifier [Axis]: GHP-VGS Purchaser LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.6  
Investment, Identifier [Axis]: GHP-VGS Purchaser LLC, | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.3  
Investment, Identifier [Axis]: GHX Ultimate Parent Corporation and Nexus TopCo LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 43.9  
Investment, Identifier [Axis]: GHX Ultimate Parent Corporation and Nexus TopCo LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 92.4  
Investment, Identifier [Axis]: GHX Ultimate Parent Corporation and Nexus TopCo LP | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 16.8  
Investment, Identifier [Axis]: GHX Ultimate Parent Corporation, Commerce Parent, Inc. and Commerce Topco, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   22.2
Investment, Identifier [Axis]: GHX Ultimate Parent Corporation, Commerce Parent, Inc. and Commerce Topco, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   130.2
Investment, Identifier [Axis]: GI Ranger Intermediate LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.5 3.1
Investment, Identifier [Axis]: GI Ranger Intermediate LLC , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.5
Investment, Identifier [Axis]: GI Ranger Intermediate LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.9
Investment, Identifier [Axis]: GI Ranger Intermediate LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.1
Investment, Identifier [Axis]: GI Ranger Intermediate LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.8  
Investment, Identifier [Axis]: GI Ranger Intermediate LLC, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.0  
Investment, Identifier [Axis]: GI Ranger Intermediate LLC, | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.1  
Investment, Identifier [Axis]: GMF Parent, Inc. and GMF Group Holdings, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 19.1 30.1
Investment, Identifier [Axis]: GMF Parent, Inc. and GMF Group Holdings, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 40.4  
Investment, Identifier [Axis]: GMF Parent, Inc. and GMF Group Holdings, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.8  
Investment, Identifier [Axis]: GMF Parent, Inc. and GMF Group Holdings, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   40.5
Investment, Identifier [Axis]: GNZ Energy Bidco Limited and Galileo Co-investment Trust I    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   2.8
Investment, Identifier [Axis]: GNZ Energy Bidco Limited and Galileo Co-investment Trust I, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   28.0
Investment, Identifier [Axis]: GS SEER Group Borrower LLC and GS SEER Group Holdings LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.7 3.4
Investment, Identifier [Axis]: GS SEER Group Borrower LLC and GS SEER Group Holdings LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 24.2  
Investment, Identifier [Axis]: GS SEER Group Borrower LLC and GS SEER Group Holdings LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 2.4  
Investment, Identifier [Axis]: GS SEER Group Borrower LLC and GS SEER Group Holdings LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   24.3
Investment, Identifier [Axis]: GS SEER Group Borrower LLC and GS SEER Group Holdings LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   0.8
Investment, Identifier [Axis]: GSM Rights Fund II LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.2 10.1
Investment, Identifier [Axis]: GSV Purchaser, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.0 4.0
Investment, Identifier [Axis]: GSV Purchaser, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: GSV Purchaser, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: GTCR Everest Borrower, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.2 1.2
Investment, Identifier [Axis]: GTCR F Buyer Corp. and GTCR (D) Investors LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.9 1.3
Investment, Identifier [Axis]: GTCR F Buyer Corp. and GTCR (D) Investors LP 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.3 0.9
Investment, Identifier [Axis]: GTCR F Buyer Corp. and GTCR (D) Investors LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.6
Investment, Identifier [Axis]: GTCR F Buyer Corp. and GTCR (D) Investors LP, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.6
Investment, Identifier [Axis]: GTCR F Buyer Corp. and GTCR (D) Investors LP, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.5  
Investment, Identifier [Axis]: GTCR F Buyer Corp. and GTCR (D) Investors LP, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.6  
Investment, Identifier [Axis]: Galaxy Buyer, Inc. and Galaxy Topco I, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.9  
Investment, Identifier [Axis]: Galaxy Buyer, Inc. and Galaxy Topco I, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 16.1  
Investment, Identifier [Axis]: Galway Borrower LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 28.2 21.7
Investment, Identifier [Axis]: Galway Borrower LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 45.3  
Investment, Identifier [Axis]: Galway Borrower LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.3  
Investment, Identifier [Axis]: Galway Borrower LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 4.7  
Investment, Identifier [Axis]: Galway Borrower LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.3
Investment, Identifier [Axis]: Galway Borrower LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   1.9
Investment, Identifier [Axis]: Generator US Buyer, Inc. and Total Power Limited    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.8 4.0
Investment, Identifier [Axis]: Generator US Buyer, Inc. and Total Power Limited | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.8  
Investment, Identifier [Axis]: Generator US Buyer, Inc. and Total Power Limited | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.1  
Investment, Identifier [Axis]: Generator US Buyer, Inc. and Total Power Limited, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   5.7
Investment, Identifier [Axis]: Generator US Buyer, Inc. and Total Power Limited, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   1.3
Investment, Identifier [Axis]: Gestion ABS Bidco Inc. / ABS Bidco Holdings Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.6 6.1
Investment, Identifier [Axis]: Gestion ABS Bidco Inc. / ABS Bidco Holdings Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 10.4  
Investment, Identifier [Axis]: Gestion ABS Bidco Inc. / ABS Bidco Holdings Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.5  
Investment, Identifier [Axis]: Gestion ABS Bidco Inc. / ABS Bidco Holdings Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   9.7
Investment, Identifier [Axis]: Gestion ABS Bidco Inc. / ABS Bidco Holdings Inc., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.3
Investment, Identifier [Axis]: Global Music Rights, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.0 15.0
Investment, Identifier [Axis]: Global Music Rights, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 72.0  
Investment, Identifier [Axis]: Global Music Rights, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.0  
Investment, Identifier [Axis]: Global Music Rights, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   112.9
Investment, Identifier [Axis]: Goldeneye Parent, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.6 2.6
Investment, Identifier [Axis]: Goldeneye Parent, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   17.3
Investment, Identifier [Axis]: Goodlife Fitness Centers Inc. and AP Rainbow Co-Invest L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.8  
Investment, Identifier [Axis]: Goodlife Fitness Centers Inc. and AP Rainbow Co-Invest L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 35.3  
Investment, Identifier [Axis]: Goodlife Fitness Centers Inc. and AP Rainbow Co-Invest L.P. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[3],[14] 0.0  
Investment, Identifier [Axis]: Goodlife Fitness Centers Inc. and AP Rainbow Co-Invest L.P. | Limited partnership interest    
Schedule of Investments [Line Items]    
Principal [2],[3]  
Investment, Identifier [Axis]: Goose Borrower, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 19.2  
Investment, Identifier [Axis]: Goose Borrower, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 83.9  
Investment, Identifier [Axis]: Gotham Greens Holdings, PBC | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal 3.3  
Investment, Identifier [Axis]: Gotham Greens Holdings, PBC, Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal   3.3
Investment, Identifier [Axis]: Grit Buyer, Inc. and Integrum Grit Co-Invest LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.5 22.0
Investment, Identifier [Axis]: Grit Buyer, Inc. and Integrum Grit Co-Invest LP 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.3  
Investment, Identifier [Axis]: Grit Buyer, Inc. and Integrum Grit Co-Invest LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   63.0
Investment, Identifier [Axis]: Grit Buyer, Inc. and Integrum Grit Co-Invest LP, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.0  
Investment, Identifier [Axis]: Grit Buyer, Inc. and Integrum Grit Co-Invest LP1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   2.3
Investment, Identifier [Axis]: Ground Penetrating Radar Systems, LLC and RC VI Buckeye Holdings LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.9 8.9
Investment, Identifier [Axis]: Ground Penetrating Radar Systems, LLC and RC VI Buckeye Holdings LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.5  
Investment, Identifier [Axis]: Ground Penetrating Radar Systems, LLC and RC VI Buckeye Holdings LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.5
Investment, Identifier [Axis]: Guidepoint Security Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.3 5.6
Investment, Identifier [Axis]: Guidepoint Security Holdings, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.6
Investment, Identifier [Axis]: Guidepoint Security Holdings, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.4
Investment, Identifier [Axis]: Guidepoint Security Holdings, LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.9
Investment, Identifier [Axis]: Guidepoint Security Holdings, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.9  
Investment, Identifier [Axis]: Guidepoint Security Holdings, LLC, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.0  
Investment, Identifier [Axis]: Guidepoint Security Holdings, LLC, | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.4  
Investment, Identifier [Axis]: Guidepoint Security Holdings, LLC, | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.8  
Investment, Identifier [Axis]: Gula Buyer Inc. and Gula Co-Invest II, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 18.5  
Investment, Identifier [Axis]: Gula Buyer Inc. and Gula Co-Invest II, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   49.8
Investment, Identifier [Axis]: HBH BUYER, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   2.5
Investment, Identifier [Axis]: HBH Buyer, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.5  
Investment, Identifier [Axis]: HBH Buyer, LLC , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   23.8
Investment, Identifier [Axis]: HBH Buyer, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 23.7  
Investment, Identifier [Axis]: HFCP XI (Parallel - A), L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.5 7.5
Investment, Identifier [Axis]: HGC Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   22.0
Investment, Identifier [Axis]: HGC Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   79.6
Investment, Identifier [Axis]: HH-Stella, Inc. and Bedrock Parent Holdings, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 13.3 21.0
Investment, Identifier [Axis]: HH-Stella, Inc. and Bedrock Parent Holdings, LP , First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.7
Investment, Identifier [Axis]: HH-Stella, Inc. and Bedrock Parent Holdings, LP , First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   20.5
Investment, Identifier [Axis]: HH-Stella, Inc. and Bedrock Parent Holdings, LP , First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.1
Investment, Identifier [Axis]: HH-Stella, Inc. and Bedrock Parent Holdings, LP , First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [4],[5]   18.7
Investment, Identifier [Axis]: HH-Stella, Inc. and Bedrock Parent Holdings, LP , First lien senior secured loan 5    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.5
Investment, Identifier [Axis]: HH-Stella, Inc. and Bedrock Parent Holdings, LP , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: HH-Stella, Inc. and Bedrock Parent Holdings, LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 18.6  
Investment, Identifier [Axis]: HH-Stella, Inc. and Bedrock Parent Holdings, LP | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.7  
Investment, Identifier [Axis]: HH-Stella, Inc. and Bedrock Parent Holdings, LP | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 18.1  
Investment, Identifier [Axis]: HH-Stella, Inc. and Bedrock Parent Holdings, LP | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 21.4  
Investment, Identifier [Axis]: HH-Stella, Inc. and Bedrock Parent Holdings, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: HP RSS Buyer, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   28.5
Investment, Identifier [Axis]: HP RSS Buyer, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 16.7  
Investment, Identifier [Axis]: HP RSS Buyer, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   16.8
Investment, Identifier [Axis]: HP RSS Buyer, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.7
Investment, Identifier [Axis]: HP RSS Buyer, Inc., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.4
Investment, Identifier [Axis]: HP RSS Buyer, Inc., First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.6
Investment, Identifier [Axis]: HPCC Parent, Inc. and Patriot Container Corp.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   5.8
Investment, Identifier [Axis]: HPCC Parent, Inc. and Patriot Container Corp. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [2] 87.1  
Investment, Identifier [Axis]: HPCC Parent, Inc. and Patriot Container Corp. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [2] 4.0  
Investment, Identifier [Axis]: HPCC Parent, Inc. and Patriot Container Corp., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   84.5
Investment, Identifier [Axis]: HS Purchaser, LLC, and Help/Systems Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 15.0 15.0
Investment, Identifier [Axis]: HS Purchaser, LLC, and Help/Systems Holdings, Inc. , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   62.5
Investment, Identifier [Axis]: HS Purchaser, LLC, and Help/Systems Holdings, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 63.6  
Investment, Identifier [Axis]: Harvey Tool Company, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 66.7 66.7
Investment, Identifier [Axis]: Harvey Tool Company, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.6  
Investment, Identifier [Axis]: Harvey Tool Company, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   52.9
Investment, Identifier [Axis]: Harvey Tool Company, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.4
Investment, Identifier [Axis]: Heavy Construction Systems Specialists, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.0 4.0
Investment, Identifier [Axis]: Heavy Construction Systems Specialists, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Heavy Construction Systems Specialists, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   13.8
Investment, Identifier [Axis]: Heavy Construction Systems Specialists, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 13.7  
Investment, Identifier [Axis]: Heavy Construction Systems Specialists, LLC, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Helios Service Partners, LLC and Astra Service Partners, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.9 14.3
Investment, Identifier [Axis]: Helios Service Partners, LLC and Astra Service Partners, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 50.9  
Investment, Identifier [Axis]: Helios Service Partners, LLC and Astra Service Partners, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   43.5
Investment, Identifier [Axis]: Helix Acquisition Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.9
Investment, Identifier [Axis]: Helix TS, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 18.8  
Investment, Identifier [Axis]: Higginbotham Insurance Agency, Inc. and HIG Intermediate, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.1
Investment, Identifier [Axis]: Higginbotham Insurance Agency, Inc., HIG Operations Holdings, Inc., and HIG Intermediate, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 19.5 29.7
Investment, Identifier [Axis]: Higginbotham Insurance Agency, Inc., HIG Operations Holdings, Inc., and HIG Intermediate, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.2  
Investment, Identifier [Axis]: Higginbotham Insurance Agency, Inc., HIG Operations Holdings, Inc., and HIG Intermediate, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.2  
Investment, Identifier [Axis]: Higginbotham Insurance Agency, Inc., HIG Operations Holdings, Inc., and HIG Intermediate, Inc. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.4  
Investment, Identifier [Axis]: High Street Buyer, Inc. and High Street Holdco LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.1 6.1
Investment, Identifier [Axis]: High Street Buyer, Inc. and High Street Holdco LLC 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 38.6 38.6
Investment, Identifier [Axis]: High Street Buyer, Inc. and High Street Holdco LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 22.0  
Investment, Identifier [Axis]: High Street Buyer, Inc. and High Street Holdco LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.0  
Investment, Identifier [Axis]: High Street Buyer, Inc. and High Street Holdco LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: High Street Buyer, Inc. and High Street Holdco LLC | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 19.3  
Investment, Identifier [Axis]: High Street Buyer, Inc. and High Street Holdco LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   22.1
Investment, Identifier [Axis]: High Street Buyer, Inc. and High Street Holdco LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: High Street Buyer, Inc. and High Street Holdco LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   19.4
Investment, Identifier [Axis]: High Street Buyer, Inc. and High Street Holdco LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.0
Investment, Identifier [Axis]: HighPeak Energy, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 156.7  
Investment, Identifier [Axis]: HighPeak Energy, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   156.7
Investment, Identifier [Axis]: HighTower Holding, LLC, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5],[6],[9]   8.1
Investment, Identifier [Axis]: HighTower Holding, LLC, | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2],[12] 8.1  
Investment, Identifier [Axis]: Highline Aftermarket Acquisition, LLC, Highline Aftermarket SC Acquisition, Inc. and Highline PPC Blocker LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 17.5 17.5
Investment, Identifier [Axis]: Hills Distribution, Inc., Hills Intermediate FT Holdings, LLC and GMP Hills, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.8 10.8
Investment, Identifier [Axis]: Hills Distribution, Inc., Hills Intermediate FT Holdings, LLC and GMP Hills, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.8  
Investment, Identifier [Axis]: Hills Distribution, Inc., Hills Intermediate FT Holdings, LLC and GMP Hills, LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.2  
Investment, Identifier [Axis]: Hills Distribution, Inc., Hills Intermediate FT Holdings, LLC and GMP Hills, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.7  
Investment, Identifier [Axis]: Hills Distribution, Inc., Hills Intermediate FT Holdings, LLC and GMP Hills, LP, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.2
Investment, Identifier [Axis]: Hills Distribution, Inc., Hills Intermediate FT Holdings, LLC and GMP Hills, LP, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.3
Investment, Identifier [Axis]: Hills Distribution, Inc., Hills Intermediate FT Holdings, LLC and GMP Hills, LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.3
Investment, Identifier [Axis]: Himalaya TopCo LLC and BCPE Hyperlink Holdings, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   232.6
Investment, Identifier [Axis]: Himalaya TopCo LLC and BCPE Hyperlink Holdings, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   20.7
Investment, Identifier [Axis]: Himalaya TopCo LLC and BCPE Hyperlink Holdings, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Himalaya TopCo LLC and BCPE Hyperlink Holdings, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 122.4 129.8
Investment, Identifier [Axis]: Himalaya TopCo LLC and BCPE Hyperlink Holdings, LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 20.9  
Investment, Identifier [Axis]: Himalaya TopCo LLC and BCPE Hyperlink Holdings, LP | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 237.0  
Investment, Identifier [Axis]: Himalaya TopCo LLC and BCPE Hyperlink Holdings, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 5.8  
Investment, Identifier [Axis]: Horizon Avionics Buyer, LLC and Horizon CTS Buyer, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 17.7 30.7
Investment, Identifier [Axis]: Horizon Avionics Buyer, LLC and Horizon CTS Buyer, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.5  
Investment, Identifier [Axis]: Horizon Avionics Buyer, LLC and Horizon CTS Buyer, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.0  
Investment, Identifier [Axis]: Horizon Avionics Buyer, LLC and Horizon CTS Buyer, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 10.9  
Investment, Identifier [Axis]: Horizon Avionics Buyer, LLC and Horizon CTS Buyer, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   13.1
Investment, Identifier [Axis]: Horizon Avionics Buyer, LLC and Horizon CTS Buyer, LLC, First lien senior secured loan1    
Schedule of Investments [Line Items]    
Principal [4],[5]   33.7
Investment, Identifier [Axis]: Horizon Avionics Buyer, LLC and Horizon CTS Buyer, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   1.3
Investment, Identifier [Axis]: Horizon Avionics Buyer, LLC and Horizon CTS Buyer, LLC, First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   2.3
Investment, Identifier [Axis]: HuFriedy Group Acquisition LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 16.4 24.6
Investment, Identifier [Axis]: HuFriedy Group Acquisition LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 15.2  
Investment, Identifier [Axis]: HuFriedy Group Acquisition LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 75.7  
Investment, Identifier [Axis]: HuFriedy Group Acquisition LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 0.6  
Investment, Identifier [Axis]: HuFriedy Group Acquisition LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   76.1
Investment, Identifier [Axis]: HuFriedy Group Acquisition LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.6
Investment, Identifier [Axis]: HuFriedy Group Acquisition LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Huskies Parent, Inc., GI Insurity Parent LLC and GI Insurity TopCo LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 11.7 9.6
Investment, Identifier [Axis]: Huskies Parent, Inc., GI Insurity Parent LLC and GI Insurity TopCo LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 58.4  
Investment, Identifier [Axis]: Huskies Parent, Inc., GI Insurity Parent LLC and GI Insurity TopCo LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.3  
Investment, Identifier [Axis]: Huskies Parent, Inc., GI Insurity Parent LLC and GI Insurity TopCo LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.6  
Investment, Identifier [Axis]: Huskies Parent, Inc., GI Insurity Parent LLC and GI Insurity TopCo LP | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2] 140.6  
Investment, Identifier [Axis]: Huskies Parent, Inc., GI Insurity Parent LLC and GI Insurity TopCo LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   58.6
Investment, Identifier [Axis]: Huskies Parent, Inc., GI Insurity Parent LLC and GI Insurity TopCo LP, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.4
Investment, Identifier [Axis]: Huskies Parent, Inc., GI Insurity Parent LLC and GI Insurity TopCo LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.7
Investment, Identifier [Axis]: Huskies Parent, Inc., GI Insurity Parent LLC and GI Insurity TopCo LP, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5]   133.9
Investment, Identifier [Axis]: Hyland Software, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.7 2.0
Investment, Identifier [Axis]: Hyland Software, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 108.6  
Investment, Identifier [Axis]: Hyland Software, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   95.6
Investment, Identifier [Axis]: Hyphen Solutions, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.6 9.6
Investment, Identifier [Axis]: Hyphen Solutions, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.0
Investment, Identifier [Axis]: Hyphen Solutions, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.9  
Investment, Identifier [Axis]: ID.me, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   126.4
Investment, Identifier [Axis]: ID.me, Inc., Series E preferred units    
Schedule of Investments [Line Items]    
Principal [5]  
Investment, Identifier [Axis]: ID.me, LLC and ID.me, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 22.2 24.6
Investment, Identifier [Axis]: ID.me, LLC and ID.me, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2] 132.1  
Investment, Identifier [Axis]: IFH Franchisee Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 14.6 14.6
Investment, Identifier [Axis]: IFH Franchisee Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 54.5  
Investment, Identifier [Axis]: IFH Franchisee Holdings, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.3  
Investment, Identifier [Axis]: IFH Franchisee Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   54.7
Investment, Identifier [Axis]: IFH Franchisee Holdings, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.3
Investment, Identifier [Axis]: IH Elevate Buyer, Inc. and Integrum Elevate Co-Invest LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 21.5  
Investment, Identifier [Axis]: IH Elevate Buyer, Inc. and Integrum Elevate Co-Invest LP, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 34.7  
Investment, Identifier [Axis]: IQN Holding Corp, | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.4  
Investment, Identifier [Axis]: IQN Holding Corp.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.9 0.8
Investment, Identifier [Axis]: IQN Holding Corp. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.4  
Investment, Identifier [Axis]: IQN Holding Corp., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.4
Investment, Identifier [Axis]: IQN Holding Corp., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.5
Investment, Identifier [Axis]: IRI Group Holdings, Inc. and Circana, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 23.6 23.6
Investment, Identifier [Axis]: IRI Group Holdings, Inc. and Circana, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 139.9  
Investment, Identifier [Axis]: IRI Group Holdings, Inc. and Circana, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: IRI Group Holdings, Inc. and Circana, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   159.9
Investment, Identifier [Axis]: IRI Group Holdings, Inc. and Circana, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: ISQ Hawkeye Holdco, Inc. and ISQ Hawkeye Holdings, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 47.8 26.5
Investment, Identifier [Axis]: ISQ Hawkeye Holdco, Inc. and ISQ Hawkeye Holdings, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 63.3  
Investment, Identifier [Axis]: ISQ Hawkeye Holdco, Inc. and ISQ Hawkeye Holdings, L.P. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.1  
Investment, Identifier [Axis]: ISQ Hawkeye Holdco, Inc. and ISQ Hawkeye Holdings, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.9
Investment, Identifier [Axis]: ISQ Hawkeye Holdco, Inc. and ISQ Hawkeye Holdings, L.P., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.8
Investment, Identifier [Axis]: ISQ Hawkeye Holdco, Inc. and ISQ Hawkeye Holdings, L.P., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   3.4
Investment, Identifier [Axis]: Icefall Parent, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.1 1.1
Investment, Identifier [Axis]: Icefall Parent, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.6  
Investment, Identifier [Axis]: Icefall Parent, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.0
Investment, Identifier [Axis]: Imaging Business Machines, L.L.C. and Scanner Holdings Corporation | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2] 20.5  
Investment, Identifier [Axis]: Imaging Business Machines, L.L.C. and Scanner Holdings Corporation, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5]   19.8
Investment, Identifier [Axis]: Implus Footcare, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   14.1
Investment, Identifier [Axis]: Implus Footcare, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   29.3
Investment, Identifier [Axis]: Implus Footcare, LLC, Implus Holdings, LLC, and Implus Topco, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.5 1.5
Investment, Identifier [Axis]: Implus Footcare, LLC, Implus Holdings, LLC, and Implus Topco, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 30.7  
Investment, Identifier [Axis]: Implus Footcare, LLC, Implus Holdings, LLC, and Implus Topco, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 14.4  
Investment, Identifier [Axis]: Infinity Home Services Holdco, Inc., D'Angelo & Sons Construction Limited and IHS Parent Holdings, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 20.6 20.9
Investment, Identifier [Axis]: Infinity Home Services Holdco, Inc., D'Angelo & Sons Construction Limited and IHS Parent Holdings, L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 3.4  
Investment, Identifier [Axis]: Infinity Home Services Holdco, Inc., D'Angelo & Sons Construction Limited and IHS Parent Holdings, L.P. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 11.0  
Investment, Identifier [Axis]: Infinity Home Services Holdco, Inc., D'Angelo & Sons Construction Limited and IHS Parent Holdings, L.P. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 5.5  
Investment, Identifier [Axis]: Infinity Home Services Holdco, Inc., D'Angelo & Sons Construction Limited and IHS Parent Holdings, L.P. | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 6.3  
Investment, Identifier [Axis]: Infinity Home Services Holdco, Inc., D'Angelo & Sons Construction Limited and IHS Parent Holdings, L.P. | First lien senior secured loan 5    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.9  
Investment, Identifier [Axis]: Infinity Home Services Holdco, Inc., D'Angelo & Sons Construction Limited and IHS Parent Holdings, L.P. | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [2],[3],[14] 0.0  
Investment, Identifier [Axis]: Infinity Home Services Holdco, Inc., D'Angelo & Sons Construction Limited and IHS Parent Holdings, L.P. | First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [2],[3] 0.0  
Investment, Identifier [Axis]: Infinity Home Services Holdco, Inc., D'Angelo & Sons Construction Limited and IHS Parent Holdings, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   14.5
Investment, Identifier [Axis]: Infinity Home Services Holdco, Inc., D'Angelo & Sons Construction Limited and IHS Parent Holdings, L.P., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   6.3
Investment, Identifier [Axis]: Infinity Home Services Holdco, Inc., D'Angelo & Sons Construction Limited and IHS Parent Holdings, L.P., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   1.3
Investment, Identifier [Axis]: Infinity Home Services Holdco, Inc., D'Angelo & Sons Construction Limited and IHS Parent Holdings, L.P., First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   5.5
Investment, Identifier [Axis]: Innovative Systems L.L.C.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.1 3.1
Investment, Identifier [Axis]: Inszone Mid, LLC and INSZ Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 64.9 99.3
Investment, Identifier [Axis]: Inszone Mid, LLC and INSZ Holdings, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 26.6  
Investment, Identifier [Axis]: Inszone Mid, LLC and INSZ Holdings, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 63.0  
Investment, Identifier [Axis]: Inszone Mid, LLC and INSZ Holdings, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 22.7  
Investment, Identifier [Axis]: Inszone Mid, LLC and INSZ Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   26.7
Investment, Identifier [Axis]: Inszone Mid, LLC and INSZ Holdings, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   51.7
Investment, Identifier [Axis]: Internet Truckstop Group LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.2 1.2
Investment, Identifier [Axis]: Internet Truckstop Group LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   39.5
Investment, Identifier [Axis]: Internet Truckstop Group LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 39.5  
Investment, Identifier [Axis]: Invited, Inc. and KSL Longdrive Co-Invest, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 32.2  
Investment, Identifier [Axis]: Invited, Inc. and KSL Longdrive Co-Invest, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 181.3  
Investment, Identifier [Axis]: Ivy Hill Asset Management, L.P. | Subordinated revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[3] 946.0  
Investment, Identifier [Axis]: Ivy Hill Asset Management, L.P., Subordinated revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[6]   530.5
Investment, Identifier [Axis]: JAMS Holdings LP and Jams Buyer LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.0 7.0
Investment, Identifier [Axis]: JAMS Holdings LP and Jams Buyer LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 13.9  
Investment, Identifier [Axis]: JAMS Holdings LP and Jams Buyer LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   14.4
Investment, Identifier [Axis]: JSG II, Inc. and Checkers USA, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 23.0 23.0
Investment, Identifier [Axis]: JSG II, Inc. and Checkers USA, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 29.9  
Investment, Identifier [Axis]: JSG II, Inc. and Checkers USA, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   58.0
Investment, Identifier [Axis]: Jeppesen Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.7 0.7
Investment, Identifier [Axis]: Jeppesen Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   14.0
Investment, Identifier [Axis]: Jeppesen Holdings, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 14.0  
Investment, Identifier [Axis]: Johnnie-O Inc. and Johnnie-O Holdings Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 17.5  
Investment, Identifier [Axis]: Johnnie-O Inc. and Johnnie-O Holdings Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   17.5
Investment, Identifier [Axis]: Jones Fish Hatcheries & Distributors, LLC and Pond Management Group Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 18.3 19.8
Investment, Identifier [Axis]: Jones Fish Hatcheries & Distributors, LLC and Pond Management Group Holdings, LLC , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.6
Investment, Identifier [Axis]: Jones Fish Hatcheries & Distributors, LLC and Pond Management Group Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 17.1  
Investment, Identifier [Axis]: KBHS Acquisition, LLC (d/b/a Alita Care, LLC)    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.3 0.8
Investment, Identifier [Axis]: KBHS Acquisition, LLC (d/b/a Alita Care, LLC) | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal 0.5  
Investment, Identifier [Axis]: KBHS Acquisition, LLC (d/b/a Alita Care, LLC) | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 4.8  
Investment, Identifier [Axis]: KBHS Acquisition, LLC (d/b/a Alita Care, LLC), First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[8]   4.2
Investment, Identifier [Axis]: KNPC HoldCo, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.3  
Investment, Identifier [Axis]: KNPC HoldCo, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.7  
Investment, Identifier [Axis]: KNPC HoldCo, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.4  
Investment, Identifier [Axis]: KNPC HoldCo, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 27.3  
Investment, Identifier [Axis]: KNPC HoldCo, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.4
Investment, Identifier [Axis]: KNPC HoldCo, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.3
Investment, Identifier [Axis]: KNPC HoldCo, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.7
Investment, Identifier [Axis]: KNPC HoldCo, LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   27.4
Investment, Identifier [Axis]: KPS Global LLC and Cool Group LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.4 3.4
Investment, Identifier [Axis]: KPS Global LLC and Cool Group LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.2  
Investment, Identifier [Axis]: KPS Global LLC and Cool Group LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.2
Investment, Identifier [Axis]: Kairos Bidco Limited    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.7 2.7
Investment, Identifier [Axis]: Kairos Bidco Limited, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   24.8
Investment, Identifier [Axis]: Kairos Bidco Limited, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5]   0.3
Investment, Identifier [Axis]: Kairos Bidco Limited, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 24.8  
Investment, Identifier [Axis]: Kairos Bidco Limited, | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.3  
Investment, Identifier [Axis]: Kellermeyer Bergensons Services, LLC and KBS TopCo, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 47.8  
Investment, Identifier [Axis]: Kellermeyer Bergensons Services, LLC and KBS TopCo, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [2],[7] 16.6  
Investment, Identifier [Axis]: Kellermeyer Bergensons Services, LLC and KBS TopCo, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   45.8
Investment, Identifier [Axis]: Kellermeyer Bergensons Services, LLC and KBS TopCo, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [5],[8]   15.7
Investment, Identifier [Axis]: Kene Acquisition, Inc. and Kene Holdings, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   0.1
Investment, Identifier [Axis]: King Risk Partners, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 10.9 5.7
Investment, Identifier [Axis]: King Risk Partners, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.4  
Investment, Identifier [Axis]: King Risk Partners, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   13.0
Investment, Identifier [Axis]: Kings Buyer, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.0 3.2
Investment, Identifier [Axis]: Kings Buyer, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 16.0  
Investment, Identifier [Axis]: Kings Buyer, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.0  
Investment, Identifier [Axis]: Kings Buyer, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   16.1
Investment, Identifier [Axis]: Kings Buyer, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.8
Investment, Identifier [Axis]: Knight AcquireCo, LLC and Knight Holdings, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 20.9 20.9
Investment, Identifier [Axis]: Knight AcquireCo, LLC and Knight Holdings, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.9  
Investment, Identifier [Axis]: Knight AcquireCo, LLC and Knight Holdings, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   25.2
Investment, Identifier [Axis]: Koala Investment Holdings, Inc, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   24.2
Investment, Identifier [Axis]: Koala Investment Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.7 6.9
Investment, Identifier [Axis]: Koala Investment Holdings, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 24.2  
Investment, Identifier [Axis]: Koala Investment Holdings, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.2  
Investment, Identifier [Axis]: LBC Woodlands Purchaser LLC and LBC Woodlands Holdings LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.5 9.5
Investment, Identifier [Axis]: LBC Woodlands Purchaser LLC and LBC Woodlands Holdings LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 18.9  
Investment, Identifier [Axis]: LBC Woodlands Purchaser LLC and LBC Woodlands Holdings LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.2  
Investment, Identifier [Axis]: LBC Woodlands Purchaser LLC and LBC Woodlands Holdings LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   19.0
Investment, Identifier [Axis]: LBC Woodlands Purchaser LLC and LBC Woodlands Holdings LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.2
Investment, Identifier [Axis]: LEG Purchaser Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.2  
Investment, Identifier [Axis]: LEG Purchaser Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 20.9  
Investment, Identifier [Axis]: LEG Purchaser Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 1.6  
Investment, Identifier [Axis]: LHS Borrower, LLC and LH Equity Investors, L.P. and Leaf Home, LLC and GC Fund IV Blocker LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   172.7
Investment, Identifier [Axis]: LHS Borrower, LLC, LH Equity Investors, L.P., Leaf Home, LLC and GC Fund IV Blocker LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.4 9.2
Investment, Identifier [Axis]: LHS Borrower, LLC, LH Equity Investors, L.P., Leaf Home, LLC and GC Fund IV Blocker LLC , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.3
Investment, Identifier [Axis]: LHS Borrower, LLC, LH Equity Investors, L.P., Leaf Home, LLC and GC Fund IV Blocker LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 171.4  
Investment, Identifier [Axis]: LHS Borrower, LLC, LH Equity Investors, L.P., Leaf Home, LLC and GC Fund IV Blocker LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 2.7  
Investment, Identifier [Axis]: LJ Perimeter Buyer, Inc. and LJ Perimeter Co-Invest, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 10.9  
Investment, Identifier [Axis]: LJ Perimeter Buyer, Inc. and LJ Perimeter Co-Invest, L.P. 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.0 1.9
Investment, Identifier [Axis]: LJ Perimeter Buyer, Inc. and LJ Perimeter Co-Invest, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 38.9  
Investment, Identifier [Axis]: LJ Perimeter Buyer, Inc. and LJ Perimeter Co-Invest, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   39.0
Investment, Identifier [Axis]: LJP Purchaser, Inc. and LJP Topco, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.7 1.0
Investment, Identifier [Axis]: LJP Purchaser, Inc. and LJP Topco, LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.4  
Investment, Identifier [Axis]: LJP Purchaser, Inc. and LJP Topco, LP | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 17.5  
Investment, Identifier [Axis]: LJP Purchaser, Inc. and LJP Topco, LP | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.2  
Investment, Identifier [Axis]: LJP Purchaser, Inc. and LJP Topco, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.6
Investment, Identifier [Axis]: LOBOS PARENT, INC.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   9.0
Investment, Identifier [Axis]: Laboratories Bidco LLC and Laboratories Topco LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.8 0.4
Investment, Identifier [Axis]: Laboratories Bidco LLC and Laboratories Topco LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.7  
Investment, Identifier [Axis]: Laboratories Bidco LLC and Laboratories Topco LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 24.0  
Investment, Identifier [Axis]: Laboratories Bidco LLC and Laboratories Topco LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Laboratories Bidco LLC and Laboratories Topco LLC | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.4  
Investment, Identifier [Axis]: Laboratories Bidco LLC and Laboratories Topco LLC | First lien senior secured loan 5    
Schedule of Investments [Line Items]    
Principal [1],[2] 17.8  
Investment, Identifier [Axis]: Laboratories Bidco LLC and Laboratories Topco LLC | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.7  
Investment, Identifier [Axis]: Laboratories Bidco LLC and Laboratories Topco LLC | First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 15.7  
Investment, Identifier [Axis]: Laboratories Bidco LLC and Laboratories Topco LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   24.4
Investment, Identifier [Axis]: Laboratories Bidco LLC and Laboratories Topco LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   17.5
Investment, Identifier [Axis]: Laboratories Bidco LLC and Laboratories Topco LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Laboratories Bidco LLC and Laboratories Topco LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.6
Investment, Identifier [Axis]: Laboratories Bidco LLC and Laboratories Topco LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.4
Investment, Identifier [Axis]: Laboratories Bidco LLC and Laboratories Topco LLC, First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.6
Investment, Identifier [Axis]: LeanTaaS Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.1 13.7
Investment, Identifier [Axis]: LeanTaaS Holdings, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 73.2  
Investment, Identifier [Axis]: LeanTaaS Holdings, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.2  
Investment, Identifier [Axis]: LeanTaaS Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   72.1
Investment, Identifier [Axis]: LeanTaaS Holdings, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.7
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC, ASM Buyer, Inc., Legends ASM Holdco I, LLC, and Stadium Coinvest (B)-III, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.3 6.3
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC, ASM Buyer, Inc., Legends ASM Holdco I, LLC, and Stadium Coinvest (B)-III, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.3  
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC, ASM Buyer, Inc., Legends ASM Holdco I, LLC, and Stadium Coinvest (B)-III, L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 58.6  
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC, ASM Buyer, Inc., Legends ASM Holdco I, LLC, and Stadium Coinvest (B)-III, L.P. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 3.0  
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC, ASM Buyer, Inc., Legends ASM Holdco I, LLC, and Stadium Coinvest (B)-III, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.7
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC, ASM Buyer, Inc., Legends ASM Holdco I, LLC, and Stadium Coinvest (B)-III, L.P., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   58.3
Investment, Identifier [Axis]: Legends Hospitality Holding Company, LLC, ASM Buyer, Inc., Legends ASM Holdco I, LLC, and Stadium Coinvest (B)-III, L.P., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   3.6
Investment, Identifier [Axis]: Leviathan Intermediate Holdco, LLC and Leviathan Holdings, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.5 1.5
Investment, Identifier [Axis]: Leviathan Intermediate Holdco, LLC and Leviathan Holdings, L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.4  
Investment, Identifier [Axis]: Leviathan Intermediate Holdco, LLC and Leviathan Holdings, L.P. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 29.8  
Investment, Identifier [Axis]: Leviathan Intermediate Holdco, LLC and Leviathan Holdings, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   30.0
Investment, Identifier [Axis]: Leviathan Intermediate Holdco, LLC and Leviathan Holdings, L.P., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.4
Investment, Identifier [Axis]: Lew's Intermediate Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   2.3
Investment, Identifier [Axis]: Lew's Intermediate Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.9  
Investment, Identifier [Axis]: Lew's Intermediate Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.0
Investment, Identifier [Axis]: Lido Advisors, LLC and LAL Group Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.9 3.9
Investment, Identifier [Axis]: Lido Advisors, LLC and LAL Group Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.9  
Investment, Identifier [Axis]: Lido Advisors, LLC and LAL Group Holdings, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.7  
Investment, Identifier [Axis]: Lido Advisors, LLC and LAL Group Holdings, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 2.7  
Investment, Identifier [Axis]: Lido Advisors, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.7
Investment, Identifier [Axis]: Lido Advisors, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.9
Investment, Identifier [Axis]: Lido Advisors, LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.5
Investment, Identifier [Axis]: Lido Advisors, LLC, First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.7
Investment, Identifier [Axis]: Lido Advisors, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   1.8
Investment, Identifier [Axis]: LifeStyles Bidco Ltd., Lifestyles US Holdco, Inc. and LifeStyles Parent, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 18.0  
Investment, Identifier [Axis]: LifeStyles Bidco Ltd., Lifestyles US Holdco, Inc. and LifeStyles Parent, L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 9.0  
Investment, Identifier [Axis]: LifeStyles Bidco Ltd., Lifestyles US Holdco, Inc. and LifeStyles Parent, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   18.1
Investment, Identifier [Axis]: LifeStyles Bidco Ltd., Lifestyles US Holdco, Inc. and LifeStyles Parent, L.P., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   9.3
Investment, Identifier [Axis]: Lightbeam Bidco, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.7 3.1
Investment, Identifier [Axis]: Lightbeam Bidco, Inc. , First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.5
Investment, Identifier [Axis]: Lightbeam Bidco, Inc. , First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.7
Investment, Identifier [Axis]: Lightbeam Bidco, Inc. , First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.2
Investment, Identifier [Axis]: Lightbeam Bidco, Inc. , First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.1
Investment, Identifier [Axis]: Lightbeam Bidco, Inc. , First lien senior secured loan 5    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.9
Investment, Identifier [Axis]: Lightbeam Bidco, Inc. , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Lightbeam Bidco, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.3  
Investment, Identifier [Axis]: Lightbeam Bidco, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.2  
Investment, Identifier [Axis]: Lightbeam Bidco, Inc. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.3  
Investment, Identifier [Axis]: Lightbeam Bidco, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Linden Structured Capital Fund II-A LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.7 0.6
Investment, Identifier [Axis]: LivTech Purchaser, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.4 2.5
Investment, Identifier [Axis]: LivTech Purchaser, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.4  
Investment, Identifier [Axis]: LivTech Purchaser, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.3
Investment, Identifier [Axis]: LiveBarn Inc., LiveBarn US, LLC, LiveBarn Canada I, ULC, and Royal Topco Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 10.4  
Investment, Identifier [Axis]: LiveBarn Inc., LiveBarn US, LLC, LiveBarn Canada I, ULC, and Royal Topco Holdings, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 1.5  
Investment, Identifier [Axis]: Livewire Acquisition, Inc. and Livewire Co-Invest Holdings, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 51.5  
Investment, Identifier [Axis]: Livewire Acquisition, Inc. and Livewire Co-Invest Holdings, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.0  
Investment, Identifier [Axis]: Livewire Acquisition, Inc. and Livewire Co-Invest Holdings, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.0  
Investment, Identifier [Axis]: Lobos Parent, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.1  
Investment, Identifier [Axis]: Lobos Parent, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.9  
Investment, Identifier [Axis]: ML Holdco, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 23.3 23.3
Investment, Identifier [Axis]: ML Holdco, Inc. , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   89.6
Investment, Identifier [Axis]: ML Holdco, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 89.6  
Investment, Identifier [Axis]: MP Midco Holdings, LLC and MP Topco Holdings, LLC (fka H-Food Holdings, LLC), First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[9]   8.9
Investment, Identifier [Axis]: MP Midco Holdings, LLC and MP Topco Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[12] 8.9  
Investment, Identifier [Axis]: MRI Software LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.4 7.7
Investment, Identifier [Axis]: MRI Software LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.0
Investment, Identifier [Axis]: MRI Software LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.7
Investment, Identifier [Axis]: MRI Software LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.6
Investment, Identifier [Axis]: MRI Software LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.7  
Investment, Identifier [Axis]: MRI Software LLC, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.6  
Investment, Identifier [Axis]: MRI Software LLC, | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.0  
Investment, Identifier [Axis]: MRI Software LLC, | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.1  
Investment, Identifier [Axis]: MRI Software LLC., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.9
Investment, Identifier [Axis]: MS Buyer, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.1  
Investment, Identifier [Axis]: MSIS Holdings, Inc. and MS Precision Parent, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 12.0 13.0
Investment, Identifier [Axis]: MSIS Holdings, Inc. and MS Precision Parent, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 23.4  
Investment, Identifier [Axis]: MSIS Holdings, Inc. and MS Precision Parent, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 1.0  
Investment, Identifier [Axis]: MSIS Holdings, Inc. and MS Precision Parent, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   23.5
Investment, Identifier [Axis]: MSIS Holdings, Inc. and MS Precision Parent, LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: MWH Intermediate II, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.8  
Investment, Identifier [Axis]: MWH Intermediate II, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 7.9  
Investment, Identifier [Axis]: Mai Capital Management Intermediate LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 14.1 3.6
Investment, Identifier [Axis]: Mai Capital Management Intermediate LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   13.1
Investment, Identifier [Axis]: Mai Capital Management Intermediate LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   2.1
Investment, Identifier [Axis]: Mai Capital Management Intermediate LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.4
Investment, Identifier [Axis]: Mai Capital Management Intermediate LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.0  
Investment, Identifier [Axis]: Mai Capital Management Intermediate LLC, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.0  
Investment, Identifier [Axis]: Majesco and Magic Topco, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   2.0
Investment, Identifier [Axis]: Majesco and Magic Topco, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   17.9
Investment, Identifier [Axis]: Manna Pro Products, LLC and MP Blocker A LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.9 7.0
Investment, Identifier [Axis]: Manna Pro Products, LLC and MP Blocker A LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 1.1  
Investment, Identifier [Axis]: Maravai Intermediate Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.1  
Investment, Identifier [Axis]: Maravai Intermediate Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 28.1  
Investment, Identifier [Axis]: Marco Polo Fund SCSp-RAIF    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 19.3 31.9
Investment, Identifier [Axis]: Marcone Yellowstone Buyer Inc. and Marcone Yellowstone Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.2  
Investment, Identifier [Axis]: Marcone Yellowstone Buyer Inc. and Marcone Yellowstone Holdings, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.4  
Investment, Identifier [Axis]: Marcone Yellowstone Buyer Inc. and Marcone Yellowstone Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.4
Investment, Identifier [Axis]: Marcone Yellowstone Buyer Inc. and Marcone Yellowstone Holdings, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.2
Investment, Identifier [Axis]: Mari Events Midco LLC and AE EventsCo Holdings LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.8 0.8
Investment, Identifier [Axis]: Mari Events Midco LLC and AE EventsCo Holdings LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.3  
Investment, Identifier [Axis]: Mari Events Midco LLC and AE EventsCo Holdings LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.3
Investment, Identifier [Axis]: Mari Miami II LLC and South Florida Tennis, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.8  
Investment, Identifier [Axis]: Mari Miami II LLC and South Florida Tennis, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.8
Investment, Identifier [Axis]: Mavis Tire Express Services Topco Corp., Metis HoldCo, Inc., and Metis TopCo, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 29.4  
Investment, Identifier [Axis]: Mavis Tire Express Services Topco Corp., Metis HoldCo, Inc., and Metis TopCo, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Mavis Tire Express Services Topco Corp., Metis Holdco, Inc. and Metis Topco, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   16.3
Investment, Identifier [Axis]: Mavis Tire Express Services Topco Corp., Metis Holdco, Inc. and Metis Topco, LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[11]   13.2
Investment, Identifier [Axis]: Max US Bidco Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[12] 1.0  
Investment, Identifier [Axis]: Max US Bidco Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[9]   1.0
Investment, Identifier [Axis]: Medlar Bidco Limited    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.6 8.7
Investment, Identifier [Axis]: Medlar Bidco Limited, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[6]   27.2
Investment, Identifier [Axis]: Medlar Bidco Limited, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [5],[6]   33.8
Investment, Identifier [Axis]: Medlar Bidco Limited, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[3] 26.8  
Investment, Identifier [Axis]: Merit Financial Group, LLC and CWC Fund I (MFA) LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.7  
Investment, Identifier [Axis]: Merit Financial Group, LLC and CWC Fund I (MFA) LP , | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 17.7  
Investment, Identifier [Axis]: Merit Financial Group, LLC and CWC Fund I Co-Invest (MFA) LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   6.2
Investment, Identifier [Axis]: Merit Financial Group, LLC and CWC Fund I Co-Invest (MFA) LP , First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.5
Investment, Identifier [Axis]: Merit Financial Group, LLC and CWC Fund I Co-Invest (MFA) LP , First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   1.3
Investment, Identifier [Axis]: Merit Financial Group, LLC and CWC Fund I Co-Invest (MFA) LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   12.5
Investment, Identifier [Axis]: Merit Software Finance Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 15.2 23.7
Investment, Identifier [Axis]: Merit Software Finance Holdings, LLC , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   24.5
Investment, Identifier [Axis]: Merit Software Finance Holdings, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.5  
Investment, Identifier [Axis]: Merit Software Finance Holdings, LLC, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 24.5  
Investment, Identifier [Axis]: Metatiedot Bidco OY and Metatiedot US, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.4 1.8
Investment, Identifier [Axis]: Metatiedot Bidco OY and Metatiedot US, LLC , First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   8.9
Investment, Identifier [Axis]: Metatiedot Bidco OY and Metatiedot US, LLC , First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   5.2
Investment, Identifier [Axis]: Metatiedot Bidco OY and Metatiedot US, LLC , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   1.7
Investment, Identifier [Axis]: Metatiedot Bidco OY and Metatiedot US, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 8.6  
Investment, Identifier [Axis]: Metatiedot Bidco OY and Metatiedot US, LLC, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 5.2  
Investment, Identifier [Axis]: Metatiedot Bidco OY and Metatiedot US, LLC, | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.2  
Investment, Identifier [Axis]: Meyer Laboratory, LLC and Meyer Parent, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.7 6.2
Investment, Identifier [Axis]: Meyer Laboratory, LLC and Meyer Parent, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 32.6  
Investment, Identifier [Axis]: Meyer Laboratory, LLC and Meyer Parent, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.7  
Investment, Identifier [Axis]: Meyer Laboratory, LLC and Meyer Parent, LLC | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Meyer Laboratory, LLC and Meyer Parent, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   32.0
Investment, Identifier [Axis]: Meyer Laboratory, LLC and Meyer Parent, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.6
Investment, Identifier [Axis]: Microstar Logistics LLC, Microstar Global Asset Management LLC, MStar Holding Corporation and Kegstar USA Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 134.1  
Investment, Identifier [Axis]: Microstar Logistics LLC, Microstar Global Asset Management LLC, MStar Holding Corporation and Kegstar USA Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   134.8
Investment, Identifier [Axis]: Midco Holding, LLC and Nivel Topco, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   0.7
Investment, Identifier [Axis]: Midco Holding, LLC and Nivel Topco, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.7  
Investment, Identifier [Axis]: Midco Holding, LLC and Nivel Topco, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.7
Investment, Identifier [Axis]: Mimecast Borrowerco, Inc. and Magnesium Co- Invest SCSp, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   14.2
Investment, Identifier [Axis]: Mimecast Borrowerco, Inc. and Magnesium Co- Invest SCSp, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   37.6
Investment, Identifier [Axis]: Mimecast Borrowerco, Inc. and Magnesium Co- Invest SCSp, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   5.1
Investment, Identifier [Axis]: Mimecast Borrowerco, Inc. and Magnesium Co- Invest SCSp, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 10.1  
Investment, Identifier [Axis]: Mimecast Borrowerco, Inc. and Magnesium Co- Invest SCSp, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 23.6  
Investment, Identifier [Axis]: Ministry Brands Holdings, LLC and RCP MB Investments B, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.0 7.3
Investment, Identifier [Axis]: Ministry Brands Holdings, LLC and RCP MB Investments B, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 31.4  
Investment, Identifier [Axis]: Ministry Brands Holdings, LLC and RCP MB Investments B, L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.0  
Investment, Identifier [Axis]: Ministry Brands Holdings, LLC and RCP MB Investments B, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   38.6
Investment, Identifier [Axis]: Ministry Brands Holdings, LLC and RCP MB Investments B, L.P., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   0.7
Investment, Identifier [Axis]: Moderna, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 167.4 179.4
Investment, Identifier [Axis]: Moderna, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 111.6  
Investment, Identifier [Axis]: Moderna, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   119.6
Investment, Identifier [Axis]: Modernizing Medicine, Inc. and ModMed Software Midco Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.1 9.1
Investment, Identifier [Axis]: Modernizing Medicine, Inc. and ModMed Software Midco Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   70.5
Investment, Identifier [Axis]: Modigent, LLC and OMERS PMC Investment Holdings LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.5 6.5
Investment, Identifier [Axis]: Modigent, LLC and OMERS PMC Investment Holdings LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.2  
Investment, Identifier [Axis]: Modigent, LLC and OMERS PMC Investment Holdings LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.2  
Investment, Identifier [Axis]: Modigent, LLC and OMERS PMC Investment Holdings LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.2
Investment, Identifier [Axis]: Modigent, LLC and OMERS PMC Investment Holdings LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.3
Investment, Identifier [Axis]: Monica Holdco (US) Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   6.8
Investment, Identifier [Axis]: Monica Holdco (US) Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   2.5
Investment, Identifier [Axis]: Monica Holdco (US) Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   2.7
Investment, Identifier [Axis]: Monica Holdco (US) Inc., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   4.2
Investment, Identifier [Axis]: Monica Holdco (US), Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.8  
Investment, Identifier [Axis]: Monica Holdco (US), Inc., | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.5  
Investment, Identifier [Axis]: Monica Holdco (US), Inc., | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.7  
Investment, Identifier [Axis]: Monica Holdco (US), Inc., | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.2  
Investment, Identifier [Axis]: Moonraker AcquisitionCo LLC and Moonraker HoldCo LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.2 1.2
Investment, Identifier [Axis]: Moonraker AcquisitionCo LLC and Moonraker HoldCo LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   23.9
Investment, Identifier [Axis]: Moonraker AcquisitionCo LLC and Moonraker HoldCo LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 23.4  
Investment, Identifier [Axis]: Motor Vehicle Software Corporation    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.0 7.0
Investment, Identifier [Axis]: Motor Vehicle Software Corporation, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.3
Investment, Identifier [Axis]: Motor Vehicle Software Corporation, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.2  
Investment, Identifier [Axis]: Mountaineer Merger Corporation    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.3 8.1
Investment, Identifier [Axis]: Mountaineer Merger Corporation | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2] 8.1  
Investment, Identifier [Axis]: Mountaineer Merger Corporation, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5]   5.3
Investment, Identifier [Axis]: Mr. Greens Intermediate, LLC, Florida Veg Investments LLC, MRG Texas, LLC and Restaurant Produce and Services Blocker, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.1 4.9
Investment, Identifier [Axis]: Mr. Greens Intermediate, LLC, Florida Veg Investments LLC, MRG Texas, LLC and Restaurant Produce and Services Blocker, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.4  
Investment, Identifier [Axis]: Mr. Greens Intermediate, LLC, Florida Veg Investments LLC, MRG Texas, LLC and Restaurant Produce and Services Blocker, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.6  
Investment, Identifier [Axis]: Mr. Greens Intermediate, LLC, Florida Veg Investments LLC, MRG Texas, LLC and Restaurant Produce and Services Blocker, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.6  
Investment, Identifier [Axis]: Mr. Greens Intermediate, LLC, Florida Veg Investments LLC, MRG Texas, LLC and Restaurant Produce and Services Blocker, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Mr. Greens Intermediate, LLC, Florida Veg Investments LLC, MRG Texas, LLC and Restaurant Produce and Services Blocker, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.4
Investment, Identifier [Axis]: Mr. Greens Intermediate, LLC, Florida Veg Investments LLC, MRG Texas, LLC and Restaurant Produce and Services Blocker, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.4
Investment, Identifier [Axis]: Mr. Greens Intermediate, LLC, Florida Veg Investments LLC, MRG Texas, LLC and Restaurant Produce and Services Blocker, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   1.6
Investment, Identifier [Axis]: Mustang Prospects Holdco, LLC, Mustang Prospects Purchaser, LLC and Senske Acquisition, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   2.0
Investment, Identifier [Axis]: Mustang Prospects Holdco, LLC, Mustang Prospects Purchaser, LLC and Senske Acquisition, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   27.9
Investment, Identifier [Axis]: Mustang Prospects Holdco, LLC, Mustang Prospects Purchaser, LLC and Senske Acquisition, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.1
Investment, Identifier [Axis]: Mustang Prospects Holdco, LLC, Mustang Prospects Purchaser, LLC and Senske Acquisition, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   0.3
Investment, Identifier [Axis]: Mustang Prospects Purchaser, LLC, Senske Acquisition, Inc., and Mustang Prospects Holdco, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.6  
Investment, Identifier [Axis]: Mustang Prospects Purchaser, LLC, Senske Acquisition, Inc., and Mustang Prospects Holdco, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.9  
Investment, Identifier [Axis]: Mustang Prospects Purchaser, LLC, Senske Acquisition, Inc., and Mustang Prospects Holdco, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 27.8  
Investment, Identifier [Axis]: Mustang Prospects Purchaser, LLC, Senske Acquisition, Inc., and Mustang Prospects Holdco, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.0  
Investment, Identifier [Axis]: Mustang Prospects Purchaser, LLC, Senske Acquisition, Inc., and Mustang Prospects Holdco, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: NAMSA Holdco, LLC, North American Science Associates, LLC and Cardinal Topco Holdings L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 12.7  
Investment, Identifier [Axis]: NAMSA Holdco, LLC, North American Science Associates, LLC and Cardinal Topco Holdings L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 91.0  
Investment, Identifier [Axis]: NAMSA Holdco, LLC, North American Science Associates, LLC and Cardinal Topco Holdings L.P. | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2] 2.0  
Investment, Identifier [Axis]: NAS, LLC and Nationwide Marketing Group, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.0 1.1
Investment, Identifier [Axis]: NAS, LLC and Nationwide Marketing Group, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [2],[7] 1.3  
Investment, Identifier [Axis]: NAS, LLC and Nationwide Marketing Group, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [2],[7] 2.2  
Investment, Identifier [Axis]: NAS, LLC and Nationwide Marketing Group, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [2],[7] 6.0  
Investment, Identifier [Axis]: NAS, LLC and Nationwide Marketing Group, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 3.0  
Investment, Identifier [Axis]: NAS, LLC and Nationwide Marketing Group, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.1
Investment, Identifier [Axis]: NAS, LLC and Nationwide Marketing Group, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.2
Investment, Identifier [Axis]: NAS, LLC and Nationwide Marketing Group, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.3
Investment, Identifier [Axis]: NAS, LLC and Nationwide Marketing Group, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.9
Investment, Identifier [Axis]: NCP-MSI Buyer, Inc. and NCP MSI Co-Invest, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.7 8.2
Investment, Identifier [Axis]: NCP-MSI Buyer, Inc. and NCP MSI Co-Invest, LP 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.4 0.4
Investment, Identifier [Axis]: NCP-MSI Buyer, Inc. and NCP MSI Co-Invest, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 31.7  
Investment, Identifier [Axis]: NCP-MSI Buyer, Inc. and NCP MSI Co-Invest, LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.0  
Investment, Identifier [Axis]: NCP-MSI Buyer, Inc. and NCP MSI Co-Invest, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 4.8  
Investment, Identifier [Axis]: NCP-MSI Buyer, Inc. and NCP MSI Co-Invest, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.0
Investment, Identifier [Axis]: NCP-MSI Buyer, Inc. and NCP MSI Co-Invest, LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   4.3
Investment, Identifier [Axis]: NCP-MSI Buyer, Inc. and NCP MSI Co-Invest, LP, First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   31.9
Investment, Identifier [Axis]: NMC Skincare Intermediate Holdings II, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.6 7.2
Investment, Identifier [Axis]: NMC Skincare Intermediate Holdings II, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.3  
Investment, Identifier [Axis]: NMC Skincare Intermediate Holdings II, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 29.1  
Investment, Identifier [Axis]: NMC Skincare Intermediate Holdings II, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.2  
Investment, Identifier [Axis]: NMC Skincare Intermediate Holdings II, LLC | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.5  
Investment, Identifier [Axis]: NMC Skincare Intermediate Holdings II, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   28.8
Investment, Identifier [Axis]: NMC Skincare Intermediate Holdings II, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.2
Investment, Identifier [Axis]: NMC Skincare Intermediate Holdings II, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.9
Investment, Identifier [Axis]: NMC Skincare Intermediate Holdings II, LLC, First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.2
Investment, Identifier [Axis]: NMN Holdings III Corp. and NMN Holdings LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 62.4 62.7
Investment, Identifier [Axis]: NMN Holdings III Corp. and NMN Holdings LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 69.9  
Investment, Identifier [Axis]: NMN Holdings III Corp. and NMN Holdings LP | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.9  
Investment, Identifier [Axis]: NMN Holdings III Corp. and NMN Holdings LP | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.1  
Investment, Identifier [Axis]: NMN Holdings III Corp. and NMN Holdings LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: NMN Holdings III Corp. and NMN Holdings LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   95.3
Investment, Identifier [Axis]: NMN Holdings III Corp. and NMN Holdings LP, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   13.4
Investment, Identifier [Axis]: NMN Holdings III Corp. and NMN Holdings LP, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.2
Investment, Identifier [Axis]: NMN Holdings III Corp. and NMN Holdings LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Namecheap, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.1  
Investment, Identifier [Axis]: Namecheap, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 13.5  
Investment, Identifier [Axis]: Nelipak Holding Company, Nelipak European Holdings Cooperatief U.A., KNPAK Holdings, LP and PAKNK Netherlands Treasury B.V.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 24.2 20.6
Investment, Identifier [Axis]: Nelipak Holding Company, Nelipak European Holdings Cooperatief U.A., KNPAK Holdings, LP and PAKNK Netherlands Treasury B.V. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 24.8  
Investment, Identifier [Axis]: Nelipak Holding Company, Nelipak European Holdings Cooperatief U.A., KNPAK Holdings, LP and PAKNK Netherlands Treasury B.V. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 1.4  
Investment, Identifier [Axis]: Nelipak Holding Company, Nelipak European Holdings Cooperatief U.A., KNPAK Holdings, LP and PAKNK Netherlands Treasury B.V. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 3.3  
Investment, Identifier [Axis]: Nelipak Holding Company, Nelipak European Holdings Cooperatief U.A., KNPAK Holdings, LP and PAKNK Netherlands Treasury B.V. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 37.3  
Investment, Identifier [Axis]: Nelipak Holding Company, Nelipak European Holdings Cooperatief U.A., KNPAK Holdings, LP and PAKNK Netherlands Treasury B.V., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   20.3
Investment, Identifier [Axis]: Nelipak Holding Company, Nelipak European Holdings Cooperatief U.A., KNPAK Holdings, LP and PAKNK Netherlands Treasury B.V., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   36.0
Investment, Identifier [Axis]: Nelipak Holding Company, Nelipak European Holdings Cooperatief U.A., KNPAK Holdings, LP and PAKNK Netherlands Treasury B.V., First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   3.3
Investment, Identifier [Axis]: Nelipak Holding Company, Nelipak European Holdings Cooperatief U.A., KNPAK Holdings, LP and PAKNK Netherlands Treasury B.V., First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.4
Investment, Identifier [Axis]: Nelipak Holding Company, Nelipak European Holdings Cooperatief U.A., KNPAK Holdings, LP and PAKNK Netherlands Treasury B.V., First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.2
Investment, Identifier [Axis]: Neptune Bidco US Inc. and Elliott Metron Co-Investor Aggregator L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 12.3 12.3
Investment, Identifier [Axis]: Neptune Bidco US Inc. and Elliott Metron Co-Investor Aggregator L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[12] 50.0  
Investment, Identifier [Axis]: Neptune Bidco US Inc. and Elliott Metron Co-Investor Aggregator L.P. | First lien senior secured notes    
Schedule of Investments [Line Items]    
Principal [2],[12] 52.8  
Investment, Identifier [Axis]: Neptune Bidco US Inc. and Elliott Metron Co-Investor Aggregator L.P. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Neptune Bidco US Inc. and Elliott Metron Co-Investor Aggregator L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[9]   79.9
Investment, Identifier [Axis]: Neptune Bidco US Inc. and Elliott Metron Co-Investor Aggregator L.P., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[9]   96.8
Investment, Identifier [Axis]: Neptune Bidco US Inc. and Elliott Metron Co-Investor Aggregator L.P., First lien senior secured notes 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[9]   52.8
Investment, Identifier [Axis]: Neptune Bidco US Inc. and Elliott Metron Co-Investor Aggregator L.P., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Neptune Bidco US Inc. and Elliott Metron Co-Investor Aggregator L.P., Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   65.8
Investment, Identifier [Axis]: Netsmart, Inc. and Netsmart Technologies, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 33.8 33.8
Investment, Identifier [Axis]: Netsmart, Inc. and Netsmart Technologies, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 28.1  
Investment, Identifier [Axis]: Netsmart, Inc. and Netsmart Technologies, Inc. |First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 33.5  
Investment, Identifier [Axis]: Netsmart, Inc. and Netsmart Technologies, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   33.1
Investment, Identifier [Axis]: Netsmart, Inc. and Netsmart Technologies, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   27.8
Investment, Identifier [Axis]: Next Holdco, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.7 0.7
Investment, Identifier [Axis]: Next Holdco, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.4  
Investment, Identifier [Axis]: Next Holdco, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.4
Investment, Identifier [Axis]: Nexus Buyer LLC, Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[9]   124.9
Investment, Identifier [Axis]: Nexus Buyer LLC, | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[12] 124.9  
Investment, Identifier [Axis]: Nordic Ferry Infrastructure AS | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2],[3] 0.1  
Investment, Identifier [Axis]: Nordic Ferry Infrastructure AS | Senior subordinated loan 1    
Schedule of Investments [Line Items]    
Principal [2],[3] 0.1  
Investment, Identifier [Axis]: Nordic Ferry Infrastructure AS, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5],[6]   0.1
Investment, Identifier [Axis]: Nordic Ferry Infrastructure AS, Senior subordinated loan 1    
Schedule of Investments [Line Items]    
Principal [5],[6]   0.1
Investment, Identifier [Axis]: North American Science Associates, LLC, Cardinal Purchaser LLC and Cardinal Topco Holdings, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   0.0
Investment, Identifier [Axis]: North American Science Associates, LLC, Cardinal Purchaser LLC and Cardinal Topco Holdings, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   46.1
Investment, Identifier [Axis]: North American Science Associates, LLC, Cardinal Purchaser LLC and Cardinal Topco Holdings, L.P., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: North American Science Associates, LLC, Cardinal Purchaser LLC and Cardinal Topco Holdings, L.P., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.5
Investment, Identifier [Axis]: North American Science Associates, LLC, Cardinal Purchaser LLC and Cardinal Topco Holdings, L.P., First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.2
Investment, Identifier [Axis]: North American Science Associates, LLC, Cardinal Purchaser LLC and Cardinal Topco Holdings, L.P., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.5
Investment, Identifier [Axis]: North American Science Associates, LLC, Cardinal Purchaser LLC and Cardinal Topco Holdings, L.P., Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5]   1.8
Investment, Identifier [Axis]: North Haven Fairway Buyer, LLC and Fairway Lawns, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.2 3.1
Investment, Identifier [Axis]: North Haven Fairway Buyer, LLC and Fairway Lawns, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 17.4  
Investment, Identifier [Axis]: North Haven Fairway Buyer, LLC and Fairway Lawns, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.0  
Investment, Identifier [Axis]: North Haven Fairway Buyer, LLC and Fairway Lawns, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.6  
Investment, Identifier [Axis]: North Haven Fairway Buyer, LLC and Fairway Lawns, LLC | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.0  
Investment, Identifier [Axis]: North Haven Fairway Buyer, LLC and Fairway Lawns, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.7  
Investment, Identifier [Axis]: North Haven Fairway Buyer, LLC and Fairway Lawns, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   17.5
Investment, Identifier [Axis]: North Haven Fairway Buyer, LLC and Fairway Lawns, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.0
Investment, Identifier [Axis]: North Haven Fairway Buyer, LLC and Fairway Lawns, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.1
Investment, Identifier [Axis]: North Haven Fairway Buyer, LLC and Fairway Lawns, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.9
Investment, Identifier [Axis]: North Star Acquisitionco, LLC and Toucan Bidco Limited    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.0 3.3
Investment, Identifier [Axis]: North Star Acquisitionco, LLC and Toucan Bidco Limited, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[6]   6.2
Investment, Identifier [Axis]: North Star Acquisitionco, LLC and Toucan Bidco Limited, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [5],[6]   5.5
Investment, Identifier [Axis]: North Star Acquisitionco, LLC and Toucan Bidco Limited, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   11.9
Investment, Identifier [Axis]: North Star Acquisitionco, LLC and Toucan Bidco Limited, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [2],[3] 5.5  
Investment, Identifier [Axis]: North Star Acquisitionco, LLC and Toucan Bidco Limited, | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 4.0  
Investment, Identifier [Axis]: North Star Acquisitionco, LLC and Toucan Bidco Limited, |First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[3] 6.4  
Investment, Identifier [Axis]: North Star Acquisitionco, LLC and Toucan Bidco Limited, |First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 4.3  
Investment, Identifier [Axis]: Northwinds Holding, Inc. and Northwinds Services Group LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 17.2 17.8
Investment, Identifier [Axis]: Northwinds Holding, Inc. and Northwinds Services Group LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.1  
Investment, Identifier [Axis]: Northwinds Holding, Inc. and Northwinds Services Group LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 26.6  
Investment, Identifier [Axis]: Northwinds Holding, Inc. and Northwinds Services Group LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.7  
Investment, Identifier [Axis]: Northwinds Holding, Inc. and Northwinds Services Group LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   26.7
Investment, Identifier [Axis]: Northwinds Holding, Inc. and Northwinds Services Group LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.1
Investment, Identifier [Axis]: Northwinds Holding, Inc. and Northwinds Services Group LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.1
Investment, Identifier [Axis]: Novipax Buyer, L.L.C. and Novipax Parent Holding Company, L.L.C. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 22.4  
Investment, Identifier [Axis]: Novipax Buyer, L.L.C. and Novipax Parent Holding Company, L.L.C. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.3  
Investment, Identifier [Axis]: Novipax Buyer, L.L.C. and Novipax Parent Holding Company, L.L.C., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   22.3
Investment, Identifier [Axis]: Novipax Buyer, L.L.C. and Novipax Parent Holding Company, L.L.C., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.3
Investment, Identifier [Axis]: OPH NEP Investment, LLC | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2] 4.5  
Investment, Identifier [Axis]: OPH NEP Investment, LLC | Senior subordinated loan 1    
Schedule of Investments [Line Items]    
Principal [2] 33.7  
Investment, Identifier [Axis]: OPH NEP Investment, LLC, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5]   32.6
Investment, Identifier [Axis]: OPH NEP Investment, LLC, Senior subordinated loan 1    
Schedule of Investments [Line Items]    
Principal [5]   4.4
Investment, Identifier [Axis]: OTG Concessions Management, LLC and Octa Parent Holdings, LLC | Second lien notes    
Schedule of Investments [Line Items]    
Principal [2],[7] 9.7  
Investment, Identifier [Axis]: OTG Concessions Management, LLC and Octa Parent Holdings, LLC, Second lien notes    
Schedule of Investments [Line Items]    
Principal [5]   8.8
Investment, Identifier [Axis]: Oak Funding LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.3 8.3
Investment, Identifier [Axis]: Oak Funding LLC , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   85.4
Investment, Identifier [Axis]: Oak Funding LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 41.9  
Investment, Identifier [Axis]: OakBridge Insurance Agency LLC and Maple Acquisition Holdings, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.1 6.7
Investment, Identifier [Axis]: OakBridge Insurance Agency LLC and Maple Acquisition Holdings, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.3  
Investment, Identifier [Axis]: OakBridge Insurance Agency LLC and Maple Acquisition Holdings, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: OakBridge Insurance Agency LLC and Maple Acquisition Holdings, LP, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.9
Investment, Identifier [Axis]: OakBridge Insurance Agency LLC and Maple Acquisition Holdings, LP, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.3
Investment, Identifier [Axis]: OakBridge Insurance Agency LLC and Maple Acquisition Holdings, LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.4
Investment, Identifier [Axis]: Odevo AB    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 17.1 20.0
Investment, Identifier [Axis]: Odevo AB | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[3] 2.4  
Investment, Identifier [Axis]: Omnigo Software, LLC, Omnigo Software - I, Inc., and Omnigo Software - Q, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.2 2.2
Investment, Identifier [Axis]: Omnigo Software, LLC, Omnigo Software - I, Inc., and Omnigo Software - Q, Inc. , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   13.7
Investment, Identifier [Axis]: Omnigo Software, LLC, Omnigo Software - I, Inc., and Omnigo Software - Q, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 13.7  
Investment, Identifier [Axis]: Opal Fuels Intermediate HoldCo LLC, and Opal Fuels Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[3] 0.1  
Investment, Identifier [Axis]: Opal Fuels Intermediate HoldCo LLC, and Opal Fuels Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[6]   0.1
Investment, Identifier [Axis]: Optimizely North America Inc. and Optimizely Sweden Holdings AB    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.8 0.8
Investment, Identifier [Axis]: Optimizely North America Inc. and Optimizely Sweden Holdings AB, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   5.6
Investment, Identifier [Axis]: Optimizely North America Inc. and Optimizely Sweden Holdings AB, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   2.2
Investment, Identifier [Axis]: Optimizely North America Inc. and Optimizely Sweden Holdings AB, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   1.0
Investment, Identifier [Axis]: Optimizely North America Inc. and Optimizely Sweden Holdings AB, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 5.6  
Investment, Identifier [Axis]: Optimizely North America Inc. and Optimizely Sweden Holdings AB, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 2.2  
Investment, Identifier [Axis]: Optimizely North America Inc. and Optimizely Sweden Holdings AB, | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.9  
Investment, Identifier [Axis]: Osmose Utilities Services, Inc. and Pine Intermediate Holding LLC | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 55.3  
Investment, Identifier [Axis]: Osmose Utilities Services, Inc. and Pine Intermediate Holding LLC, Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   55.3
Investment, Identifier [Axis]: PCG-Ares Sidecar Investment, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 37.6 37.6
Investment, Identifier [Axis]: PCIA SPV-3, LLC and ASE Royal Aggregator, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.0 0.5
Investment, Identifier [Axis]: PCIA SPV-3, LLC and ASE Royal Aggregator, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   8.8
Investment, Identifier [Axis]: PCIA SPV-3, LLC and ASE Royal Aggregator, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.8  
Investment, Identifier [Axis]: PCMI Parent, LLC and PCMI Ultimate Holdings, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.3 6.3
Investment, Identifier [Axis]: PCMI Parent, LLC and PCMI Ultimate Holdings, LP , First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   21.1
Investment, Identifier [Axis]: PCMI Parent, LLC and PCMI Ultimate Holdings, LP , First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.1
Investment, Identifier [Axis]: PCMI Parent, LLC and PCMI Ultimate Holdings, LP, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.7  
Investment, Identifier [Axis]: PCS MidCo, Inc. and PCS Parent, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.9 5.7
Investment, Identifier [Axis]: PCS MidCo, Inc. and PCS Parent, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.1  
Investment, Identifier [Axis]: PCS MidCo, Inc. and PCS Parent, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.5
Investment, Identifier [Axis]: PDDS HoldCo, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.9 2.1
Investment, Identifier [Axis]: PDDS HoldCo, Inc. , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   13.8
Investment, Identifier [Axis]: PDDS HoldCo, Inc., | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 13.8  
Investment, Identifier [Axis]: PDDS HoldCo, Inc., | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.2  
Investment, Identifier [Axis]: PDI TA Holdings, Inc., Peachtree Parent, Inc. and Insight PDI Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.0 0.7
Investment, Identifier [Axis]: PDI TA Holdings, Inc., Peachtree Parent, Inc. and Insight PDI Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.8  
Investment, Identifier [Axis]: PDI TA Holdings, Inc., Peachtree Parent, Inc. and Insight PDI Holdings, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.5  
Investment, Identifier [Axis]: PDI TA Holdings, Inc., Peachtree Parent, Inc. and Insight PDI Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.8
Investment, Identifier [Axis]: PDI TA Holdings, Inc., Peachtree Parent, Inc. and Insight PDI Holdings, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.8
Investment, Identifier [Axis]: PLZ Corp. | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2] 76.4  
Investment, Identifier [Axis]: PS Operating Company LLC and PS Op Holdings LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.6 1.7
Investment, Identifier [Axis]: PS Operating Company LLC and PS Op Holdings LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 19.6  
Investment, Identifier [Axis]: PS Operating Company LLC and PS Op Holdings LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 5.8  
Investment, Identifier [Axis]: PS Operating Company LLC and PS Op Holdings LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[8]   19.1
Investment, Identifier [Axis]: PS Operating Company LLC and PS Op Holdings LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[8]   5.5
Investment, Identifier [Axis]: PSC Parent, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.0 7.0
Investment, Identifier [Axis]: PSC Parent, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 17.0  
Investment, Identifier [Axis]: PSC Parent, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 41.7  
Investment, Identifier [Axis]: PSC Parent, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 2.3  
Investment, Identifier [Axis]: PSC Parent, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   54.2
Investment, Identifier [Axis]: PSC Parent, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   2.0
Investment, Identifier [Axis]: Paris US Holdco, Inc. & 1001028292 Ontario Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   23.7
Investment, Identifier [Axis]: Paris US Holdco, Inc. & 1001028292 Ontario Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 20.1  
Investment, Identifier [Axis]: Paris US Holdco, Inc. & 1001028292 Ontario Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 3.7  
Investment, Identifier [Axis]: Paris US Holdco, Inc. & 1001028292 Ontario Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.3  
Investment, Identifier [Axis]: Paris US Holdco, Inc. & 1001028292 Ontario Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.1
Investment, Identifier [Axis]: Paris US Holdco, Inc. & 1001028292 Ontario Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.3
Investment, Identifier [Axis]: Paris US Holdco, Inc. and Trimaster Manufacturing Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 22.2  
Investment, Identifier [Axis]: Pathstone Family Office LLC and Kelso XI Tailwind Co-Investment, L.P 1.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   0.1
Investment, Identifier [Axis]: Pathstone Family Office LLC and Kelso XI Tailwind Co-Investment, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.8 3.8
Investment, Identifier [Axis]: Pathstone Family Office LLC and Kelso XI Tailwind Co-Investment, L.P. , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.4
Investment, Identifier [Axis]: Pathstone Family Office LLC and Kelso XI Tailwind Co-Investment, L.P. 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.1  
Investment, Identifier [Axis]: Pathstone Family Office LLC and Kelso XI Tailwind Co-Investment, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   4.8
Investment, Identifier [Axis]: Pathstone Family Office LLC and Kelso XI Tailwind Co-Investment, L.P., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   7.9
Investment, Identifier [Axis]: Pathstone Family Office LLC and Kelso XI Tailwind Co-Investment, L.P., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.3
Investment, Identifier [Axis]: Pathstone Family Office LLC and Kelso XI Tailwind Co-Investment, L.P., First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   4.0
Investment, Identifier [Axis]: Pathstone Family Office LLC and Kelso XI Tailwind Co-Investment, L.P., | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.4  
Investment, Identifier [Axis]: Pathstone Family Office LLC and Kelso XI Tailwind Co-Investment, L.P., | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.0  
Investment, Identifier [Axis]: Pathway Vet Alliance LLC and Jedi Group Holdings LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.2 1.0
Investment, Identifier [Axis]: Pathway Vet Alliance LLC and Jedi Group Holdings LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Pathway Vet Alliance LLC and Jedi Group Holdings LLC | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 88.4  
Investment, Identifier [Axis]: Pathway Vet Alliance LLC and Jedi Group Holdings LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Pathway Vet Alliance LLC and Jedi Group Holdings LLC, Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[8]   83.5
Investment, Identifier [Axis]: Patriot Growth Insurance Services, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.2 2.2
Investment, Identifier [Axis]: Patriot Growth Insurance Services, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 15.4  
Investment, Identifier [Axis]: Patriot Growth Insurance Services, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.5
Investment, Identifier [Axis]: Pave America Holding, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.3 10.3
Investment, Identifier [Axis]: Pave America Holding, LLC , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   24.9
Investment, Identifier [Axis]: Pave America Holding, LLC , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.0
Investment, Identifier [Axis]: Pave America Holding, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 26.8  
Investment, Identifier [Axis]: Pave America Holding, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.4  
Investment, Identifier [Axis]: Pelican Products, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.0 0.1
Investment, Identifier [Axis]: Pelican Products, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.3  
Investment, Identifier [Axis]: Pelican Products, Inc. | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 60.0  
Investment, Identifier [Axis]: Pelican Products, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.2
Investment, Identifier [Axis]: Pelican Products, Inc., Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   60.0
Investment, Identifier [Axis]: People Corporation    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 29.5 12.4
Investment, Identifier [Axis]: People Corporation | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 48.6  
Investment, Identifier [Axis]: People Corporation | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 19.9  
Investment, Identifier [Axis]: People Corporation | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 1.8  
Investment, Identifier [Axis]: People Corporation | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 38.8  
Investment, Identifier [Axis]: People Corporation | First lien senior secured loan 5    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 19.0  
Investment, Identifier [Axis]: People Corporation, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   41.9
Investment, Identifier [Axis]: People Corporation, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   24.5
Investment, Identifier [Axis]: People Corporation, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   14.8
Investment, Identifier [Axis]: People Corporation, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   16.1
Investment, Identifier [Axis]: People Corporation, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   4.2
Investment, Identifier [Axis]: Perforce Software, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.5 7.5
Investment, Identifier [Axis]: Perigon Wealth Management, LLC, Perigon Wealth Advisors Holdings Company, LLC and CWC Fund I Co-Invest (Prism) LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.2 3.4
Investment, Identifier [Axis]: Perigon Wealth Management, LLC, Perigon Wealth Advisors Holdings Company, LLC and CWC Fund I Co-Invest (Prism) LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   3.7
Investment, Identifier [Axis]: Perigon Wealth Management, LLC, Perigon Wealth Advisors Holdings Company, LLC and CWC Fund I Co-Invest (Prism) LP, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.3  
Investment, Identifier [Axis]: PerkinElmer U.S. LLC and NM Polaris Co-Invest, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.7  
Investment, Identifier [Axis]: PerkinElmer U.S. LLC and NM Polaris Co-Invest, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.0
Investment, Identifier [Axis]: PestCo Holdings, LLC and PestCo, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.2 4.6
Investment, Identifier [Axis]: PestCo Holdings, LLC and PestCo, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 16.6  
Investment, Identifier [Axis]: PestCo Holdings, LLC and PestCo, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.5  
Investment, Identifier [Axis]: PestCo Holdings, LLC and PestCo, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   19.0
Investment, Identifier [Axis]: PetVet Care Centers, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 18.8 24.2
Investment, Identifier [Axis]: PetVet Care Centers, LLC , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   130.1
Investment, Identifier [Axis]: PetVet Care Centers, LLC , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.7
Investment, Identifier [Axis]: PetVet Care Centers, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 129.5  
Investment, Identifier [Axis]: PetVet Care Centers, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.1  
Investment, Identifier [Axis]: Petrus Buyer, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.3 1.1
Investment, Identifier [Axis]: Petrus Buyer, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.4  
Investment, Identifier [Axis]: Petrus Buyer, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.2  
Investment, Identifier [Axis]: Petrus Buyer, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.8  
Investment, Identifier [Axis]: Petrus Buyer, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.5
Investment, Identifier [Axis]: Petrus Buyer, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.2
Investment, Identifier [Axis]: Petvisor Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.4 6.6
Investment, Identifier [Axis]: Petvisor Holdings, LLC , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.3
Investment, Identifier [Axis]: Petvisor Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.0
Investment, Identifier [Axis]: Petvisor Holdings, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   13.6
Investment, Identifier [Axis]: Petvisor Holdings, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.0  
Investment, Identifier [Axis]: Petvisor Holdings, LLC, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 13.6  
Investment, Identifier [Axis]: Petvisor Holdings, LLC, | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.5  
Investment, Identifier [Axis]: Phoenix Operating LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 46.0  
Investment, Identifier [Axis]: Phoenix Operating LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 33.0  
Investment, Identifier [Axis]: Phoenix Operating LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 28.0  
Investment, Identifier [Axis]: Phoenix Operating LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   46.0
Investment, Identifier [Axis]: Phoenix Operating LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   28.0
Investment, Identifier [Axis]: Pike Corporation    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 86.7 86.7
Investment, Identifier [Axis]: Pike Corporation | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 162.2  
Investment, Identifier [Axis]: Pike Corporation, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   212.2
Investment, Identifier [Axis]: Pinnacle MEP Intermediate Holdco LLC and BPCP Pinnacle Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.5 5.3
Investment, Identifier [Axis]: Pinnacle MEP Intermediate Holdco LLC and BPCP Pinnacle Holdings, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.6  
Investment, Identifier [Axis]: Pinnacle MEP Intermediate Holdco LLC and BPCP Pinnacle Holdings, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.5  
Investment, Identifier [Axis]: Pinnacle MEP Intermediate Holdco LLC and BPCP Pinnacle Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.6
Investment, Identifier [Axis]: Pinnacle MEP Intermediate Holdco LLC and BPCP Pinnacle Holdings, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.7
Investment, Identifier [Axis]: Plaskolite PPC Intermediate II LLC and Plaskolite PPC Blocker LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 13.7 16.5
Investment, Identifier [Axis]: Plaskolite PPC Intermediate II LLC and Plaskolite PPC Blocker LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 268.2  
Investment, Identifier [Axis]: Plaskolite PPC Intermediate II LLC and Plaskolite PPC Blocker LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 4.8  
Investment, Identifier [Axis]: Plaskolite PPC Intermediate II LLC and Plaskolite PPC Blocker LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   2.1
Investment, Identifier [Axis]: Plaskolite PPC Intermediate II LLC and Plaskolite PPC Blocker LLC, Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   264.1
Investment, Identifier [Axis]: Pluralsight, LLC and Pluralsight Holdings, LLC and Paradigmatic Holdco LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 15.2 15.2
Investment, Identifier [Axis]: Pluralsight, LLC and Pluralsight Holdings, LLC and Paradigmatic Holdco LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   21.7
Investment, Identifier [Axis]: Pluralsight, LLC and Pluralsight Holdings, LLC and Paradigmatic Holdco LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [5],[8]   22.2
Investment, Identifier [Axis]: Pluralsight, LLC and Pluralsight Holdings, LLC and Paradigmatic Holdco LLC. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 21.8  
Investment, Identifier [Axis]: Pluralsight, LLC and Pluralsight Holdings, LLC and Paradigmatic Holdco LLC. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [2],[7] 23.7  
Investment, Identifier [Axis]: Poseidon IntermediateCo, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.5 9.5
Investment, Identifier [Axis]: Poseidon IntermediateCo, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   28.1
Investment, Identifier [Axis]: PracticeTek Purchaser, LLC, PracticeTek MidCo, LLC and GSV PracticeTek Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.5 0.5
Investment, Identifier [Axis]: PracticeTek Purchaser, LLC, PracticeTek MidCo, LLC and GSV PracticeTek Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 36.0  
Investment, Identifier [Axis]: PracticeTek Purchaser, LLC, PracticeTek MidCo, LLC and GSV PracticeTek Holdings, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.5  
Investment, Identifier [Axis]: PracticeTek Purchaser, LLC, PracticeTek MidCo, LLC and GSV PracticeTek Holdings, LLC | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2] 57.5  
Investment, Identifier [Axis]: PracticeTek Purchaser, LLC, PracticeTek MidCo, LLC and GSV PracticeTek Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   36.2
Investment, Identifier [Axis]: PracticeTek Purchaser, LLC, PracticeTek MidCo, LLC and GSV PracticeTek Holdings, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.5
Investment, Identifier [Axis]: PracticeTek Purchaser, LLC, PracticeTek MidCo, LLC and GSV PracticeTek Holdings, LLC, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5]   53.7
Investment, Identifier [Axis]: Precision Concepts International LLC and Precision Concepts Canada Corporation    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   5.1
Investment, Identifier [Axis]: Precision Concepts Parent Inc., Precision Concepts International LLC, and Precision Concepts Canada Corporation    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.6  
Investment, Identifier [Axis]: Precision Concepts Parent Inc., Precision Concepts International LLC, and Precision Concepts Canada Corporation | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 24.7  
Investment, Identifier [Axis]: Precision Concepts Parent Inc., Precision Concepts International LLC, and Precision Concepts Canada Corporation | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 7.8  
Investment, Identifier [Axis]: Precision Concepts Parent Inc., Precision Concepts International LLC, and Precision Concepts Canada Corporation | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.9  
Investment, Identifier [Axis]: Precision Concepts Parent Inc., Precision Concepts International LLC, and Precision Concepts Canada Corporation | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.1  
Investment, Identifier [Axis]: Precision Concepts Parent Inc., Precision Concepts International LLC, and Precision Concepts Canada Corporation, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   24.9
Investment, Identifier [Axis]: Precision Concepts Parent Inc., Precision Concepts International LLC, and Precision Concepts Canada Corporation, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   7.8
Investment, Identifier [Axis]: Precision Concepts Parent Inc., Precision Concepts International LLC, and Precision Concepts Canada Corporation, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.5
Investment, Identifier [Axis]: Premier Specialties, Inc. and RMCF V CIV XLIV, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.6 0.6
Investment, Identifier [Axis]: Premier Specialties, Inc. and RMCF V CIV XLIV, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 28.0  
Investment, Identifier [Axis]: Premier Specialties, Inc. and RMCF V CIV XLIV, L.P. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.9  
Investment, Identifier [Axis]: Premier Specialties, Inc. and RMCF V CIV XLIV, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   28.0
Investment, Identifier [Axis]: Premier Specialties, Inc. and RMCF V CIV XLIV, L.P., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.9
Investment, Identifier [Axis]: Premiere Buyer, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.4 6.4
Investment, Identifier [Axis]: Premiere Buyer, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.5  
Investment, Identifier [Axis]: Premiere Buyer, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.0  
Investment, Identifier [Axis]: Premiere Buyer, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.5
Investment, Identifier [Axis]: Premiere Buyer, LLC, First lien senior secured loan1    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.0
Investment, Identifier [Axis]: Premise Health Holding Corp. and OMERS Bluejay Investment Holdings LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 11.4 17.0
Investment, Identifier [Axis]: Premise Health Holding Corp. and OMERS Bluejay Investment Holdings LP , First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   33.7
Investment, Identifier [Axis]: Premise Health Holding Corp. and OMERS Bluejay Investment Holdings LP , First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   22.2
Investment, Identifier [Axis]: Premise Health Holding Corp. and OMERS Bluejay Investment Holdings LP , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Premise Health Holding Corp. and OMERS Bluejay Investment Holdings LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.9  
Investment, Identifier [Axis]: Premise Health Holding Corp. and OMERS Bluejay Investment Holdings LP | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.6  
Investment, Identifier [Axis]: Premise Health Holding Corp. and OMERS Bluejay Investment Holdings LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Primo Water Holdings Inc / Triton Water Holdings Inc | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2],[3],[12] 0.1  
Investment, Identifier [Axis]: Primo Water Holdings Inc / Triton Water Holdings Inc, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[9]   1.0
Investment, Identifier [Axis]: Primo Water Holdings Inc / Triton Water Holdings Inc, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5],[6],[9]   0.1
Investment, Identifier [Axis]: Priority Waste Holdings LLC and Priority Waste Holdings Indiana LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 45.1  
Investment, Identifier [Axis]: Priority Waste Holdings LLC and Priority Waste Holdings Indiana LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.9  
Investment, Identifier [Axis]: Priority Waste Holdings LLC, Priority Waste Holdings Indiana LLC and Priority Waste Super Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   0.6
Investment, Identifier [Axis]: Priority Waste Holdings LLC, Priority Waste Holdings Indiana LLC and Priority Waste Super Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   35.0
Investment, Identifier [Axis]: Priority Waste Holdings LLC, Priority Waste Holdings Indiana LLC and Priority Waste Super Holdings, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.1
Investment, Identifier [Axis]: Priority Waste Holdings LLC, Priority Waste Holdings Indiana LLC and Priority Waste Super Holdings, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.5
Investment, Identifier [Axis]: Pritchard Industries, LLC and LJ Pritchard TopCo Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 18.7  
Investment, Identifier [Axis]: Pritchard Industries, LLC and LJ Pritchard TopCo Holdings, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 66.0  
Investment, Identifier [Axis]: Pritchard Industries, LLC and LJ Pritchard TopCo Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   66.3
Investment, Identifier [Axis]: Pritchard Industries, LLC and LJ Pritchard TopCo Holdings, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   18.8
Investment, Identifier [Axis]: Production Resource Group, L.L.C. and PRG III, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 69.0  
Investment, Identifier [Axis]: Production Resource Group, L.L.C. and PRG III, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.9  
Investment, Identifier [Axis]: Production Resource Group, L.L.C. and PRG III, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.8  
Investment, Identifier [Axis]: Production Resource Group, L.L.C. and PRG III, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.6  
Investment, Identifier [Axis]: Production Resource Group, L.L.C. and PRG III, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   65.1
Investment, Identifier [Axis]: Production Resource Group, L.L.C. and PRG III, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.6
Investment, Identifier [Axis]: Professional Fighters League, LLC and PFL MMA, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   25.5
Investment, Identifier [Axis]: Professional Fighters League, LLC and PFL MMA, Inc., Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   0.3
Investment, Identifier [Axis]: Professional Fighters League, LLC, PFL MMA LLC and PFL MMA, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2] 14.2  
Investment, Identifier [Axis]: Professional Fighters League, LLC, PFL MMA LLC and PFL MMA, Inc. | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2] 0.3  
Investment, Identifier [Axis]: Project Alliance Buyer, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.2 2.2
Investment, Identifier [Axis]: Project Alliance Buyer, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.7  
Investment, Identifier [Axis]: Project Alliance Buyer, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.8
Investment, Identifier [Axis]: Project Cardinal Acquisition, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.3 8.3
Investment, Identifier [Axis]: Project Cardinal Acquisition, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal 6.8 [1],[2] 18.8 [4],[5]
Investment, Identifier [Axis]: Project Potter Buyer, LLC and Project Potter Parent, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 13.5 13.5
Investment, Identifier [Axis]: Project Potter Buyer, LLC and Project Potter Parent, L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.6  
Investment, Identifier [Axis]: Project Potter Buyer, LLC and Project Potter Parent, L.P. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 42.1  
Investment, Identifier [Axis]: Project Potter Buyer, LLC and Project Potter Parent, L.P. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 17.6  
Investment, Identifier [Axis]: Project Potter Buyer, LLC and Project Potter Parent, L.P. | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Project Potter Buyer, LLC and Project Potter Parent, L.P. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Project Potter Buyer, LLC and Project Potter Parent, L.P. |First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 25.4  
Investment, Identifier [Axis]: Project Potter Buyer, LLC and Project Potter Parent, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   42.3
Investment, Identifier [Axis]: Project Potter Buyer, LLC and Project Potter Parent, L.P., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Project Potter Buyer, LLC and Project Potter Parent, L.P., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.6
Investment, Identifier [Axis]: Project Potter Buyer, LLC and Project Potter Parent, L.P., First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   17.7
Investment, Identifier [Axis]: Project Potter Buyer, LLC and Project Potter Parent, L.P., First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [4],[5]   25.6
Investment, Identifier [Axis]: Project Potter Buyer, LLC and Project Potter Parent, L.P., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Proofpoint, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.2 6.4
Investment, Identifier [Axis]: Proofpoint, Inc. , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[9]   1.0
Investment, Identifier [Axis]: Proofpoint, Inc. , Second lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [5]   53.5
Investment, Identifier [Axis]: Proofpoint, Inc. , Second lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [5]   52.1
Investment, Identifier [Axis]: Proofpoint, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[12] 1.0  
Investment, Identifier [Axis]: Proofpoint, Inc. | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2] 52.1  
Investment, Identifier [Axis]: Proofpoint, Inc. | Second lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [2] 52.1  
Investment, Identifier [Axis]: Propagate Content LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.1 8.1
Investment, Identifier [Axis]: PumpTech, LLC and Impel CV-B, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.9 8.0
Investment, Identifier [Axis]: PumpTech, LLC and Impel CV-B, LP 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.3 0.3
Investment, Identifier [Axis]: PumpTech, LLC and Impel CV-B, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 17.8  
Investment, Identifier [Axis]: PumpTech, LLC and Impel CV-B, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   14.0
Investment, Identifier [Axis]: PumpTech, LLC and Impel CV-B, LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.4
Investment, Identifier [Axis]: PumpTech, LLC and Impel CV-B, LP, First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.4
Investment, Identifier [Axis]: Pyramid-BMC IntermediateCo I, LLC and Pyramid Investors, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.6 1.6
Investment, Identifier [Axis]: Pyramid-BMC IntermediateCo I, LLC and Pyramid Investors, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.6  
Investment, Identifier [Axis]: Pyramid-BMC IntermediateCo I, LLC and Pyramid Investors, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.3  
Investment, Identifier [Axis]: Pyramid-BMC IntermediateCo I, LLC and Pyramid Investors, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.3
Investment, Identifier [Axis]: Pyramid-BMC IntermediateCo I, LLC and Pyramid Investors, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.6
Investment, Identifier [Axis]: QBS Parent, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.6 1.5
Investment, Identifier [Axis]: QBS Parent, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.3
Investment, Identifier [Axis]: QBS Parent, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   0.1
Investment, Identifier [Axis]: QF Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 15.3 15.7
Investment, Identifier [Axis]: QF Holdings, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 46.9  
Investment, Identifier [Axis]: QF Holdings, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.4  
Investment, Identifier [Axis]: QF Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   46.9
Investment, Identifier [Axis]: Quick Quack Car Wash Holdings, LLC and KKR Game Changer Co-Invest Feeder II L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.8 9.3
Investment, Identifier [Axis]: Quick Quack Car Wash Holdings, LLC and KKR Game Changer Co-Invest Feeder II L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.6  
Investment, Identifier [Axis]: Quick Quack Car Wash Holdings, LLC and KKR Game Changer Co-Invest Feeder II L.P. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.9  
Investment, Identifier [Axis]: Quick Quack Car Wash Holdings, LLC and KKR Game Changer Co-Invest Feeder II L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.6
Investment, Identifier [Axis]: Quick Quack Car Wash Holdings, LLC and KKR Game Changer Co-Invest Feeder II L.P., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.4
Investment, Identifier [Axis]: Quirch Foods Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 13.3 13.3
Investment, Identifier [Axis]: Quirch Foods Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 114.4  
Investment, Identifier [Axis]: Quirch Foods Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   114.7
Investment, Identifier [Axis]: RB Holdings InterCo, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.6 1.3
Investment, Identifier [Axis]: RB Holdings InterCo, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.1  
Investment, Identifier [Axis]: RB Holdings InterCo, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.5  
Investment, Identifier [Axis]: RB Holdings InterCo, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.1
Investment, Identifier [Axis]: RB Holdings InterCo, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.8
Investment, Identifier [Axis]: RMS HoldCo II, LLC & RMS Group Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.9 2.9
Investment, Identifier [Axis]: RMS HoldCo II, LLC & RMS Group Holdings, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: RMS HoldCo II, LLC & RMS Group Holdings, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: RMS HoldCo II, LLC & RMS Group Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: RMS HoldCo II, LLC & RMS Group Holdings, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.2
Investment, Identifier [Axis]: RWA Wealth Partners, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.5 6.5
Investment, Identifier [Axis]: RWA Wealth Partners, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.1  
Investment, Identifier [Axis]: RWA Wealth Partners, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   9.2
Investment, Identifier [Axis]: Radiant Intermediate Holding, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.1  
Investment, Identifier [Axis]: Radiant Intermediate Holding, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.1
Investment, Identifier [Axis]: Radius Aerospace, Inc. and Radius Aerospace Europe Limited    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.1 2.4
Investment, Identifier [Axis]: Radius Aerospace, Inc. and Radius Aerospace Europe Limited | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 9.8  
Investment, Identifier [Axis]: Radius Aerospace, Inc. and Radius Aerospace Europe Limited | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.5  
Investment, Identifier [Axis]: Radius Aerospace, Inc. and Radius Aerospace Europe Limited | First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 2.0  
Investment, Identifier [Axis]: Radius Aerospace, Inc. and Radius Aerospace Europe Limited, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   9.9
Investment, Identifier [Axis]: Radius Aerospace, Inc. and Radius Aerospace Europe Limited, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   1.3
Investment, Identifier [Axis]: Radius Aerospace, Inc. and Radius Aerospace Europe Limited, First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   2.1
Investment, Identifier [Axis]: Radwell Parent, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.7 3.7
Investment, Identifier [Axis]: Radwell Parent, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.3  
Investment, Identifier [Axis]: Radwell Parent, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Radwell Parent, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.8  
Investment, Identifier [Axis]: Radwell Parent, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.3  
Investment, Identifier [Axis]: Radwell Parent, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Radwell Parent, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.6
Investment, Identifier [Axis]: Radwell Parent, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.7
Investment, Identifier [Axis]: RailPros Parent, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.3 5.3
Investment, Identifier [Axis]: Raptor Technologies, LLC, Sycamore Bidco LTD and Rocket Parent, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   5.1
Investment, Identifier [Axis]: Raptor Technologies, LLC, Sycamore Bidco LTD and Rocket Parent, LLC , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.8
Investment, Identifier [Axis]: Raptor Technologies, LLC, Sycamore Bidco LTD and Rocket Parent, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.3
Investment, Identifier [Axis]: Raptor Technologies, LLC, Sycamore Bidco LTD and Rocket Parent, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Raptor Technologies, LLC, Sycamore Bidco LTD and Rocket Parent, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.0
Investment, Identifier [Axis]: Raptor Technologies, LLC, Sycamore Bidco LTD and Rocket Parent, LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   24.8
Investment, Identifier [Axis]: Raven Acquisition Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.3 5.3
Investment, Identifier [Axis]: Rawlings Sporting Goods Company, Inc. and SEP Diamond Fund, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 11.8 6.3
Investment, Identifier [Axis]: Rawlings Sporting Goods Company, Inc. and SEP Diamond Fund, L.P. 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.1 1.1
Investment, Identifier [Axis]: Rawlings Sporting Goods Company, Inc. and SEP Diamond Fund, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.3  
Investment, Identifier [Axis]: Rawlings Sporting Goods Company, Inc. and SEP Diamond Fund, L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Rawlings Sporting Goods Company, Inc. and SEP Diamond Fund, L.P. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.6  
Investment, Identifier [Axis]: Rawlings Sporting Goods Company, Inc. and SEP Diamond Fund, L.P. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Rawlings Sporting Goods Company, Inc. and SEP Diamond Fund, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   32.9
Investment, Identifier [Axis]: Rawlings Sporting Goods Company, Inc. and SEP Diamond Fund, L.P., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Rawlings Sporting Goods Company, Inc. and SEP Diamond Fund, L.P., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.6
Investment, Identifier [Axis]: Rawlings Sporting Goods Company, Inc. and SEP Diamond Fund, L.P., First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.3
Investment, Identifier [Axis]: Rawlings Sporting Goods Company, Inc. and SEP Diamond Fund, L.P., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.5
Investment, Identifier [Axis]: Reagent Chemical & Research, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.6 2.6
Investment, Identifier [Axis]: Reagent Chemical & Research, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.8  
Investment, Identifier [Axis]: Reagent Chemical & Research, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.5  
Investment, Identifier [Axis]: Reagent Chemical & Research, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Reagent Chemical & Research, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.0
Investment, Identifier [Axis]: Reagent Chemical & Research, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.5
Investment, Identifier [Axis]: Reagent Chemical & Research, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Reddy Ice LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 15.9 221.0
Investment, Identifier [Axis]: Reddy Ice LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 125.6  
Investment, Identifier [Axis]: Reddy Ice LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 183.6  
Investment, Identifier [Axis]: Reddy Ice LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 19.3  
Investment, Identifier [Axis]: Reddy Ice LLC | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 9.3  
Investment, Identifier [Axis]: Reddy Ice LLC | First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.8  
Investment, Identifier [Axis]: Reddy Ice LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   125.6
Investment, Identifier [Axis]: Reddy Ice LLC, First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   10.7
Investment, Identifier [Axis]: Reddy Ice LLC, First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   2.7
Investment, Identifier [Axis]: Redwood Services LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.6 11.2
Investment, Identifier [Axis]: Redwood Services LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.6  
Investment, Identifier [Axis]: Redwood Services LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Redwood Services LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   27.2
Investment, Identifier [Axis]: Redwood Services LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Reef Lifestyle, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 32.4 2.5
Investment, Identifier [Axis]: Reef Lifestyle, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 19.0  
Investment, Identifier [Axis]: Reef Lifestyle, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Reef Lifestyle, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.1  
Investment, Identifier [Axis]: Reef Lifestyle, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 5.0  
Investment, Identifier [Axis]: Reef Lifestyle, LLC | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 10.4  
Investment, Identifier [Axis]: Reef Lifestyle, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   19.7
Investment, Identifier [Axis]: Reef Lifestyle, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.9
Investment, Identifier [Axis]: Reef Lifestyle, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   25.1
Investment, Identifier [Axis]: Reef Lifestyle, LLC, First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   4.7
Investment, Identifier [Axis]: Registrar Intermediate, LLC and PSP Registrar Co-Investment Fund, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.0 6.2
Investment, Identifier [Axis]: Registrar Intermediate, LLC and PSP Registrar Co-Investment Fund, L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.9  
Investment, Identifier [Axis]: Registrar Intermediate, LLC and PSP Registrar Co-Investment Fund, L.P. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.5  
Investment, Identifier [Axis]: Registrar Intermediate, LLC and PSP Registrar Co-Investment Fund, L.P. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.1  
Investment, Identifier [Axis]: Registrar Intermediate, LLC and PSP Registrar Co-Investment Fund, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.5
Investment, Identifier [Axis]: Registrar Intermediate, LLC and PSP Registrar Co-Investment Fund, L.P., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.2
Investment, Identifier [Axis]: Registrar Intermediate, LLC and PSP Registrar Co-Investment Fund, L.P., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.7
Investment, Identifier [Axis]: Relativity ODA LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   8.8
Investment, Identifier [Axis]: Relativity ODA LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.6
Investment, Identifier [Axis]: Repairify, Inc. and Repairify Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.2 2.2
Investment, Identifier [Axis]: Repairify, Inc. and Repairify Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.0  
Investment, Identifier [Axis]: Repairify, Inc. and Repairify Holdings, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.1  
Investment, Identifier [Axis]: Repairify, Inc. and Repairify Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.0
Investment, Identifier [Axis]: Repairify, Inc. and Repairify Holdings, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.1
Investment, Identifier [Axis]: Retained Vantage Data Centers Intermediate Holdco, LP and Retained Vantage Data Centers Assets, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   155.1
Investment, Identifier [Axis]: Retained Vantage Data Centers Intermediate Holdco, LP and Retained Vantage Data Centers Assets, LP | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2] 195.9  
Investment, Identifier [Axis]: Retained Vantage Data Centers Intermediate Holdco, LP and Retained Vantage Data Centers Assets, LP, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5]   40.8
Investment, Identifier [Axis]: Revalize, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.5 0.3
Investment, Identifier [Axis]: Revalize, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.7  
Investment, Identifier [Axis]: Revalize, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.4  
Investment, Identifier [Axis]: Revalize, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.7
Investment, Identifier [Axis]: Revalize, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.6
Investment, Identifier [Axis]: Revival Animal Health, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.5 1.5
Investment, Identifier [Axis]: Revival Animal Health, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 26.6  
Investment, Identifier [Axis]: Revival Animal Health, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.0  
Investment, Identifier [Axis]: Revival Animal Health, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.8  
Investment, Identifier [Axis]: Revival Animal Health, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   26.8
Investment, Identifier [Axis]: Revival Animal Health, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.0
Investment, Identifier [Axis]: Revival Animal Health, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.8
Investment, Identifier [Axis]: Rialto Management Group, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.4 1.4
Investment, Identifier [Axis]: Rialto Management Group, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 22.9  
Investment, Identifier [Axis]: Rialto Management Group, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.9  
Investment, Identifier [Axis]: Rialto Management Group, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Rialto Management Group, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   22.9
Investment, Identifier [Axis]: Rialto Management Group, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   5.9
Investment, Identifier [Axis]: Rialto Management Group, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[6],[13]   0.0
Investment, Identifier [Axis]: Rocket Buyer, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 15.1  
Investment, Identifier [Axis]: Rocket Buyer, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 15.9  
Investment, Identifier [Axis]: Rocket Buyer, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.5  
Investment, Identifier [Axis]: Rodeo AcquisitionCo LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.7 3.9
Investment, Identifier [Axis]: Rodeo AcquisitionCo LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 18.4  
Investment, Identifier [Axis]: Rodeo AcquisitionCo LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.2  
Investment, Identifier [Axis]: Rodeo AcquisitionCo LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.8
Investment, Identifier [Axis]: Rodeo AcquisitionCo LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   26.6
Investment, Identifier [Axis]: Royal Borrower, LLC and Royal Parent, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.3 14.1
Investment, Identifier [Axis]: Royal Borrower, LLC and Royal Parent, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 25.2  
Investment, Identifier [Axis]: Royal Borrower, LLC and Royal Parent, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Royal Borrower, LLC and Royal Parent, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   20.5
Investment, Identifier [Axis]: Royal Borrower, LLC and Royal Parent, LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Runway Bidco, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 15.6 15.6
Investment, Identifier [Axis]: Runway Bidco, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   42.5
Investment, Identifier [Axis]: Runway Bidco, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 42.3  
Investment, Identifier [Axis]: SCIH Salt Holdings Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 22.5 18.6
Investment, Identifier [Axis]: SCIH Salt Holdings Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.9
Investment, Identifier [Axis]: SG Acquisition, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.0 2.0
Investment, Identifier [Axis]: SG Acquisition, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 13.1  
Investment, Identifier [Axis]: SG Acquisition, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   13.6
Investment, Identifier [Axis]: SGM Acquisition Sub, LLC and Schill Holdings, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 23.1 24.6
Investment, Identifier [Axis]: SGM Acquisition Sub, LLC and Schill Holdings, LP , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   26.2
Investment, Identifier [Axis]: SGM Acquisition Sub, LLC and Schill Holdings, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 26.1  
Investment, Identifier [Axis]: SGM Acquisition Sub, LLC and Schill Holdings, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.5  
Investment, Identifier [Axis]: SGP Shaka HoldCo, LLC and SGP Shaka JV, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.1  
Investment, Identifier [Axis]: SGP Shaka HoldCo, LLC and SGP Shaka JV, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.8  
Investment, Identifier [Axis]: SIG Parent Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 33.9 2.4
Investment, Identifier [Axis]: SIG Parent Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.7  
Investment, Identifier [Axis]: SIG Parent Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   19.1
Investment, Identifier [Axis]: SOC Telemed, Inc. and PSC Spark Holdings, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 110.6  
Investment, Identifier [Axis]: SOC Telemed, Inc. and PSC Spark Holdings, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   109.5
Investment, Identifier [Axis]: SV Newco 2, Inc. and Site 2020 Incorporated    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.7 8.9
Investment, Identifier [Axis]: SV Newco 2, Inc. and Site 2020 Incorporated | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 14.4  
Investment, Identifier [Axis]: SV Newco 2, Inc. and Site 2020 Incorporated | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 2.5  
Investment, Identifier [Axis]: SV Newco 2, Inc. and Site 2020 Incorporated | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3],[10] 0.4  
Investment, Identifier [Axis]: SV Newco 2, Inc. and Site 2020 Incorporated | First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3],[10] 0.8  
Investment, Identifier [Axis]: SV Newco 2, Inc. and Site 2020 Incorporated, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[6],[13]   0.0
Investment, Identifier [Axis]: SV Newco 2, Inc. and Site 2020 Incorporated, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   14.5
Investment, Identifier [Axis]: SV Newco 2, Inc. and Site 2020 Incorporated, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   4.0
Investment, Identifier [Axis]: Saber Parent Holdings Corp. and MSHC, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.2 10.1
Investment, Identifier [Axis]: Saber Parent Holdings Corp. and MSHC, Inc. , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   22.8
Investment, Identifier [Axis]: Saber Parent Holdings Corp. and MSHC, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [2] 1.2  
Investment, Identifier [Axis]: Saber Parent Holdings Corp. and MSHC, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [2] 23.1  
Investment, Identifier [Axis]: Saber Parent Holdings Corp. and MSHC, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2] 1.8  
Investment, Identifier [Axis]: Safe Home Security, Inc., Security Systems Inc., Safe Home Monitoring, Inc., National Protective Services, Inc., Bright Integrations LLC and Medguard Alert, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 25.0  
Investment, Identifier [Axis]: Safe Home Security, Inc., Security Systems Inc., Safe Home Monitoring, Inc., National Protective Services, Inc., Bright Integrations LLC and Medguard Alert, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   24.0
Investment, Identifier [Axis]: SageSure Holdings, LLC and SageSure LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.7 9.7
Investment, Identifier [Axis]: SageSure Holdings, LLC and SageSure LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 34.3  
Investment, Identifier [Axis]: SageSure Holdings, LLC and SageSure LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 23.9  
Investment, Identifier [Axis]: SageSure Holdings, LLC and SageSure LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   51.7
Investment, Identifier [Axis]: SageSure Holdings, LLC and SageSure LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   49.5
Investment, Identifier [Axis]: SageSure Holdings, LLC and SageSure LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.3
Investment, Identifier [Axis]: Salt & Stone, Inc. and Leila Parent, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.6  
Investment, Identifier [Axis]: Salt & Stone, Inc. and Leila Parent, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.1  
Investment, Identifier [Axis]: Sapphire Software Buyer, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.9 5.9
Investment, Identifier [Axis]: Sapphire Software Buyer, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   31.5
Investment, Identifier [Axis]: Sapphire Software Buyer, Inc., | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 31.3  
Investment, Identifier [Axis]: Saturn Purchaser Corp.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.5 0.5
Investment, Identifier [Axis]: Saturn Purchaser Corp. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.7  
Investment, Identifier [Axis]: Saturn Purchaser Corp., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.7
Investment, Identifier [Axis]: Schill Landscaping and Lawn Care Services LLC, Tender Lawn Care ULC and Landscape Parallel Partners, L.P. 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   0.0
Investment, Identifier [Axis]: SelectQuote, Inc. and SQ ABS Issuer, LLC | First lien senior secured notes 1    
Schedule of Investments [Line Items]    
Principal [2] 1.2  
Investment, Identifier [Axis]: SelectQuote, Inc. and SQ ABS Issuer, LLC | First lien senior secured notes 2    
Schedule of Investments [Line Items]    
Principal [2] 1.8  
Investment, Identifier [Axis]: SelectQuote, Inc. and SQ ABS Issuer, LLC, First lien senior secured notes    
Schedule of Investments [Line Items]    
Principal [5]   1.4
Investment, Identifier [Axis]: SelectQuote, Inc. and SQ ABS Issuer, LLC, First lien senior secured notes 1    
Schedule of Investments [Line Items]    
Principal [5]   2.1
Investment, Identifier [Axis]: SelectQuote, Inc. and SQ ABS Issuer, LLC, First lien senior secured notes 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.0
Investment, Identifier [Axis]: Senior Direct Lending Program, LLC | Subordinated certificates    
Schedule of Investments [Line Items]    
Principal [3],[15] 1,153.7  
Investment, Identifier [Axis]: Senior Direct Lending Program, LLC, Subordinated certificates    
Schedule of Investments [Line Items]    
Principal [6],[16]   1,117.0
Investment, Identifier [Axis]: Severin Acquisition, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 48.1 63.9
Investment, Identifier [Axis]: Severin Acquisition, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 145.9  
Investment, Identifier [Axis]: Severin Acquisition, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   142.8
Investment, Identifier [Axis]: Severin Acquisition, LLC, | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 13.7  
Investment, Identifier [Axis]: Shoes For Crews Global, LLC and Shoes For Crews Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.6 0.6
Investment, Identifier [Axis]: Shoes For Crews Global, LLC and Shoes For Crews Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.2  
Investment, Identifier [Axis]: Shoes For Crews Global, LLC and Shoes For Crews Holdings, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.4  
Investment, Identifier [Axis]: Shoes For Crews Global, LLC and Shoes For Crews Holdings, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.8  
Investment, Identifier [Axis]: Shoes For Crews Global, LLC and Shoes For Crews Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.2
Investment, Identifier [Axis]: Shoes For Crews Global, LLC and Shoes For Crews Holdings, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.5
Investment, Identifier [Axis]: Shoes For Crews Global, LLC and Shoes For Crews Holdings, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.8
Investment, Identifier [Axis]: Shout! Factory, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.7 2.0
Investment, Identifier [Axis]: Shout! Factory, LLC First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   18.2
Investment, Identifier [Axis]: Shout! Factory, LLC First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.3
Investment, Identifier [Axis]: Shout! Factory, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 17.9  
Investment, Identifier [Axis]: Shout! Factory, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.6  
Investment, Identifier [Axis]: Shur-Co Acquisition, Inc. and Shur-Co Holdco, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.0  
Investment, Identifier [Axis]: Shur-Co Acquisition, Inc. and Shur-Co Holdco, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.5  
Investment, Identifier [Axis]: Shur-Co Acquisition, Inc. and Shur-Co Holdco, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 30.9  
Investment, Identifier [Axis]: Shur-Co Acquisition, Inc. and Shur-Co Holdco, Inc. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.4  
Investment, Identifier [Axis]: Shur-Co Acquisition, Inc. and Shur-Co Holdco, Inc. | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.1  
Investment, Identifier [Axis]: Shur-Co Acquisition, Inc. and Shur-Co Holdco, Inc. | First lien senior secured loan 5    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.5  
Investment, Identifier [Axis]: Shur-Co Acquisition, Inc. and Shur-Co Holdco, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   31.1
Investment, Identifier [Axis]: Shur-Co Acquisition, Inc. and Shur-Co Holdco, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.5
Investment, Identifier [Axis]: Shur-Co Acquisition, Inc. and Shur-Co Holdco, Inc., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.0
Investment, Identifier [Axis]: Shur-Co Acquisition, Inc. and Shur-Co Holdco, Inc., First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.6
Investment, Identifier [Axis]: Shur-Co Acquisition, Inc. and Shur-Co Holdco, Inc., First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.4
Investment, Identifier [Axis]: Signant Finance One Limited and Bracket Intermediate Holding Corp.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 10.6 18.7
Investment, Identifier [Axis]: Signant Finance One Limited and Bracket Intermediate Holding Corp. , First lien senior secured loan , 63500000 , 62900000 , 62900000    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   63.5
Investment, Identifier [Axis]: Signant Finance One Limited and Bracket Intermediate Holding Corp. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 63.5  
Investment, Identifier [Axis]: Signant Finance One Limited and Bracket Intermediate Holding Corp. | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.1  
Investment, Identifier [Axis]: Signant Finance One Limited and Bracket Intermediate Holding Corp. | First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 1.1  
Investment, Identifier [Axis]: Silk Holdings III Corp. and Silk Holdings I Corp.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   8.0
Investment, Identifier [Axis]: Silk Holdings III LLC and Silk Holdings I Corp.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.3  
Investment, Identifier [Axis]: Silk Holdings III LLC and Silk Holdings I Corp. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 81.4  
Investment, Identifier [Axis]: Silk Holdings III LLC and Silk Holdings I Corp. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 62.5  
Investment, Identifier [Axis]: Silk Holdings III LLC and Silk Holdings I Corp. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.7  
Investment, Identifier [Axis]: Silk Holdings III LLC and Silk Holdings I Corp., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   132.9
Investment, Identifier [Axis]: Silk Holdings III LLC and Silk Holdings I Corp., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   66.5
Investment, Identifier [Axis]: Silk Holdings III LLC and Silk Holdings I Corp., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.0
Investment, Identifier [Axis]: Slaine Holdings LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 23.2 23.2
Investment, Identifier [Axis]: Slaine Holdings LLC | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 49.2  
Investment, Identifier [Axis]: Slaine Holdings LLC, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   49.2
Investment, Identifier [Axis]: Smarsh Inc. and Skywalker TopCo, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.2 3.9
Investment, Identifier [Axis]: Smarsh Inc. and Skywalker TopCo, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.4
Investment, Identifier [Axis]: Smarsh Inc. and Skywalker TopCo, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.8
Investment, Identifier [Axis]: Smarsh Inc. and Skywalker TopCo, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.7  
Investment, Identifier [Axis]: Smarsh Inc. and Skywalker TopCo, LLC, | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.2  
Investment, Identifier [Axis]: Spaceship Purchaser, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.4 6.4
Investment, Identifier [Axis]: Spaceship Purchaser, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 74.4  
Investment, Identifier [Axis]: Spaceship Purchaser, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Spaceship Purchaser, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   74.8
Investment, Identifier [Axis]: Spaceship Purchaser, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Spark Purchaser, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.3 2.3
Investment, Identifier [Axis]: Spark Purchaser, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 30.3  
Investment, Identifier [Axis]: Spark Purchaser, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   30.4
Investment, Identifier [Axis]: Spindrift Beverage Co., Inc. and SBC Aggregator LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.1 3.8
Investment, Identifier [Axis]: Spindrift Beverage Co., Inc. and SBC Aggregator LP 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.2 1.2
Investment, Identifier [Axis]: Spindrift Beverage Co., Inc. and SBC Aggregator LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.6  
Investment, Identifier [Axis]: Spindrift Beverage Co., Inc. and SBC Aggregator LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.3  
Investment, Identifier [Axis]: Spindrift Beverage Co., Inc. and SBC Aggregator LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.2
Investment, Identifier [Axis]: Spirit RR Holdings, Inc. and Winterfell Co-Invest SCSp    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.6 1.6
Investment, Identifier [Axis]: Spirit RR Holdings, Inc. and Winterfell Co-Invest SCSp, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.5
Investment, Identifier [Axis]: Spirit RR Holdings, Inc. and Winterfell Co-Invest SCSp, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.6
Investment, Identifier [Axis]: Spirit RR Holdings, Inc. and Winterfell Co-Invest SCSp, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.8
Investment, Identifier [Axis]: Spirit RR Holdings, Inc. and Winterfell Co-Invest SCSp, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Spirit RR Holdings, Inc. and Winterfell Co-Invest SCSp, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.5  
Investment, Identifier [Axis]: Spirit RR Holdings, Inc. and Winterfell Co-Invest SCSp, | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Sport Maska Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.3 10.1
Investment, Identifier [Axis]: Sport Maska Inc. First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   36.6
Investment, Identifier [Axis]: Sport Maska Inc. First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6],[11]   2.3
Investment, Identifier [Axis]: Sport Maska Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 35.2  
Investment, Identifier [Axis]: Sport Maska Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3],[10] 3.9  
Investment, Identifier [Axis]: Sport Maska Inc. | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3],[10] 4.8  
Investment, Identifier [Axis]: Spruce Bidco II Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 31.0 50.7
Investment, Identifier [Axis]: Spruce Bidco II Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.4  
Investment, Identifier [Axis]: Spruce Bidco II Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 24.8  
Investment, Identifier [Axis]: Spruce Bidco II Inc. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 25.5  
Investment, Identifier [Axis]: Spruce Bidco II Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 19.7  
Investment, Identifier [Axis]: Spruce Bidco II Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   27.6
Investment, Identifier [Axis]: Spruce Bidco II Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   25.8
Investment, Identifier [Axis]: Spruce Bidco II Inc., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   145.0
Investment, Identifier [Axis]: St Athena Global LLC and St Athena Global Holdings Limited    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.4 3.6
Investment, Identifier [Axis]: St Athena Global LLC and St Athena Global Holdings Limited | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 29.6  
Investment, Identifier [Axis]: St Athena Global LLC and St Athena Global Holdings Limited | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 17.8  
Investment, Identifier [Axis]: St Athena Global LLC and St Athena Global Holdings Limited | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.4  
Investment, Identifier [Axis]: St Athena Global LLC and St Athena Global Holdings Limited, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   29.7
Investment, Identifier [Axis]: St Athena Global LLC and St Athena Global Holdings Limited, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   18.1
Investment, Identifier [Axis]: St Athena Global LLC and St Athena Global Holdings Limited, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.4
Investment, Identifier [Axis]: Sterilex LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   1.3
Investment, Identifier [Axis]: Sterilex LLC , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.3
Investment, Identifier [Axis]: Sterilex LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.2  
Investment, Identifier [Axis]: Steward Partners Global Advisory, LLC and Steward Partners Investment Advisory, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   9.9
Investment, Identifier [Axis]: Steward Partners Global Advisory, LLC, Steward Partners Intermediate II, LLC, Steward Partners Investment Advisory, LLC, and Steward Partners New Holdings, LLC , First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   4.9
Investment, Identifier [Axis]: Steward Partners Global Advisory, LLC, Steward Partners Intermediate II, LLC, Steward Partners Investment Advisory, LLC, and Steward Partners New Holdings, LLC , First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   1.2
Investment, Identifier [Axis]: Steward Partners Global Advisory, LLC, Steward Partners Intermediate II, LLC, Steward Partners Investment Advisory, LLC, and Steward Partners New Holdings, LLC , Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5],[6]   23.7
Investment, Identifier [Axis]: Steward Partners Global Advisory, LLC, Steward Partners Investment Advisory, LLC, Steward Partners Intermediate II, LLC, and Steward Partners New Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.5  
Investment, Identifier [Axis]: Steward Partners Global Advisory, LLC, Steward Partners Investment Advisory, LLC, Steward Partners Intermediate II, LLC, and Steward Partners New Holdings, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.8  
Investment, Identifier [Axis]: Steward Partners Global Advisory, LLC, Steward Partners Investment Advisory, LLC, Steward Partners Intermediate II, LLC, and Steward Partners New Holdings, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.6  
Investment, Identifier [Axis]: Steward Partners Global Advisory, LLC, Steward Partners Investment Advisory, LLC, Steward Partners Intermediate II, LLC, and Steward Partners New Holdings, LLC | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2],[3] 25.0  
Investment, Identifier [Axis]: Storm Investment S.a.r.l., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[6]   72.4
Investment, Identifier [Axis]: Sugar PPC Buyer LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   2.7
Investment, Identifier [Axis]: Sugar PPC Buyer LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 15.5  
Investment, Identifier [Axis]: Sugar PPC Buyer LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.6
Investment, Identifier [Axis]: Sugar PPC Buyer LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.2
Investment, Identifier [Axis]: Sun Acquirer Corp. and Sun TopCo, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 27.4 50.9
Investment, Identifier [Axis]: Sun Acquirer Corp. and Sun TopCo, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 21.9  
Investment, Identifier [Axis]: Sun Acquirer Corp. and Sun TopCo, LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 42.3  
Investment, Identifier [Axis]: Sun Acquirer Corp. and Sun TopCo, LP | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.1  
Investment, Identifier [Axis]: Sun Acquirer Corp. and Sun TopCo, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Sun Acquirer Corp. and Sun TopCo, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   23.0
Investment, Identifier [Axis]: Sun Acquirer Corp. and Sun TopCo, LP, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.1
Investment, Identifier [Axis]: Sun Acquirer Corp. and Sun TopCo, LP, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.2
Investment, Identifier [Axis]: Sun Acquirer Corp. and Sun TopCo, LP, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   19.0
Investment, Identifier [Axis]: Sun Acquirer Corp. and Sun TopCo, LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Sundance Group Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.1 3.6
Investment, Identifier [Axis]: Sundance Group Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.0
Investment, Identifier [Axis]: Sundance Group Holdings, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.8
Investment, Identifier [Axis]: Sundance Group Holdings, Inc., | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 28.6  
Investment, Identifier [Axis]: Sundance Group Holdings, Inc., | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.9  
Investment, Identifier [Axis]: Sundance Group Holdings, Inc., | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.4  
Investment, Identifier [Axis]: Sunk Rock Foundry Partners LP, Hatteras Electrical Manufacturing Holding Company and Sigma Electric Manufacturing Corporation    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.6  
Investment, Identifier [Axis]: Sunk Rock Foundry Partners LP, Hatteras Electrical Manufacturing Holding Company and Sigma Electric Manufacturing Corporation | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.7  
Investment, Identifier [Axis]: Sunk Rock Foundry Partners LP, Hatteras Electrical Manufacturing Holding Company and Sigma Electric Manufacturing Corporation | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 14.9  
Investment, Identifier [Axis]: Sunk Rock Foundry Partners LP, Hatteras Electrical Manufacturing Holding Company and Sigma Electric Manufacturing Corporation | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.3  
Investment, Identifier [Axis]: Sunk Rock Foundry Partners LP, Hatteras Electrical Manufacturing Holding Company and Sigma Electric Manufacturing Corporation | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 1.5  
Investment, Identifier [Axis]: Sunk Rock Foundry Partners LP, Hatteras Electrical Manufacturing Holding Company and Sigma Electric Manufacturing Corporation, Diecast Beacon    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   3.2
Investment, Identifier [Axis]: Sunk Rock Foundry Partners LP, Hatteras Electrical Manufacturing Holding Company and Sigma Electric Manufacturing Corporation, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.7
Investment, Identifier [Axis]: Sunk Rock Foundry Partners LP, Hatteras Electrical Manufacturing Holding Company and Sigma Electric Manufacturing Corporation, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.0
Investment, Identifier [Axis]: Sunk Rock Foundry Partners LP, Hatteras Electrical Manufacturing Holding Company and Sigma Electric Manufacturing Corporation, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   6.0
Investment, Identifier [Axis]: Sunrun Atlas Depositor 2019-2, LLC and Sunrun Atlas Holdings 2019-2, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   0.1
Investment, Identifier [Axis]: Sunrun Atlas Depositor 2019-2, LLC and Sunrun Atlas Holdings 2019-2, LLC, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   186.3
Investment, Identifier [Axis]: Sunrun Luna Holdco 2021, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.6  
Investment, Identifier [Axis]: Sunrun Luna Holdco 2021, LLC | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 85.5  
Investment, Identifier [Axis]: Sunrun Luna Holdco 2021, LLC | Senior subordinated loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 31.2  
Investment, Identifier [Axis]: Sunrun Luna Holdco 2021, LLC | Senior subordinated loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 5.8  
Investment, Identifier [Axis]: Sunrun Luna Holdco 2021, LLC, Senior subordinated revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   150.0
Investment, Identifier [Axis]: Sunrun Xanadu Issuer 2019-1, LLC and Sunrun Xanadu Holdings 2019-1, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[3] 0.2  
Investment, Identifier [Axis]: Sunrun Xanadu Issuer 2019-1, LLC and Sunrun Xanadu Holdings 2019-1, LLC | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 89.5  
Investment, Identifier [Axis]: Sunrun Xanadu Issuer 2019-1, LLC and Sunrun Xanadu Holdings 2019-1, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   0.2
Investment, Identifier [Axis]: Sunrun Xanadu Issuer 2019-1, LLC and Sunrun Xanadu Holdings 2019-1, LLC, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   86.7
Investment, Identifier [Axis]: Sunvair Aerospace Group, Inc. and GB Helios Holdings, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 21.3 34.8
Investment, Identifier [Axis]: Sunvair Aerospace Group, Inc. and GB Helios Holdings, L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 57.8  
Investment, Identifier [Axis]: Sunvair Aerospace Group, Inc. and GB Helios Holdings, L.P. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 9.6  
Investment, Identifier [Axis]: Sunvair Aerospace Group, Inc. and GB Helios Holdings, L.P. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.7  
Investment, Identifier [Axis]: Sunvair Aerospace Group, Inc. and GB Helios Holdings, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   38.6
Investment, Identifier [Axis]: Superman Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.1 5.1
Investment, Identifier [Axis]: Superman Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   22.2
Investment, Identifier [Axis]: Superman Holdings, LLC. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.7  
Investment, Identifier [Axis]: Supplying Demand, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.1 0.1
Investment, Identifier [Axis]: Surescripts, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 26.9 26.9
Investment, Identifier [Axis]: Surescripts, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.9  
Investment, Identifier [Axis]: Surescripts, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 38.1  
Investment, Identifier [Axis]: Surescripts, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.0
Investment, Identifier [Axis]: Surescripts, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   78.4
Investment, Identifier [Axis]: Symplr Software Inc. and Symplr Software Intermediate Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.0 2.7
Investment, Identifier [Axis]: Symplr Software Inc. and Symplr Software Intermediate Holdings, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 17.0  
Investment, Identifier [Axis]: Symplr Software Inc. and Symplr Software Intermediate Holdings, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[12] 28.3  
Investment, Identifier [Axis]: Symplr Software Inc. and Symplr Software Intermediate Holdings, Inc. | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [2] 0.8  
Investment, Identifier [Axis]: Symplr Software Inc. and Symplr Software Intermediate Holdings, Inc. | First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [2] 9.2  
Investment, Identifier [Axis]: Symplr Software Inc. and Symplr Software Intermediate Holdings, Inc. | Second lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 76.2  
Investment, Identifier [Axis]: Symplr Software Inc. and Symplr Software Intermediate Holdings, Inc. | Second lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 56.2  
Investment, Identifier [Axis]: Symplr Software Inc. and Symplr Software Intermediate Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[9]   28.5
Investment, Identifier [Axis]: Symplr Software Inc. and Symplr Software Intermediate Holdings, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   17.1
Investment, Identifier [Axis]: Symplr Software Inc. and Symplr Software Intermediate Holdings, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5]   0.8
Investment, Identifier [Axis]: Symplr Software Inc. and Symplr Software Intermediate Holdings, Inc., First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [5]   6.5
Investment, Identifier [Axis]: Symplr Software Inc. and Symplr Software Intermediate Holdings, Inc., Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   76.2
Investment, Identifier [Axis]: Symplr Software Inc. and Symplr Software Intermediate Holdings, Inc., Second lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   55.1
Investment, Identifier [Axis]: Systems Planning and Analysis, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.3 2.3
Investment, Identifier [Axis]: Systems Planning and Analysis, Inc. , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.0
Investment, Identifier [Axis]: Systems Planning and Analysis, Inc. , First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   0.4
Investment, Identifier [Axis]: Systems Planning and Analysis, Inc. , First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   1.1
Investment, Identifier [Axis]: Systems Planning and Analysis, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.0  
Investment, Identifier [Axis]: Systems Planning and Analysis, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 1.5  
Investment, Identifier [Axis]: TCI Buyer LLC and TCI Holdings, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 24.2 24.2
Investment, Identifier [Axis]: TCI Buyer LLC and TCI Holdings, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 14.8  
Investment, Identifier [Axis]: TCI Buyer LLC and TCI Holdings, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   14.8
Investment, Identifier [Axis]: TCP Hawker Intermediate LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 13.0 13.2
Investment, Identifier [Axis]: TCP Hawker Intermediate LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   50.2
Investment, Identifier [Axis]: TCP Hawker Intermediate LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.0
Investment, Identifier [Axis]: TCP Hawker Intermediate LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.4
Investment, Identifier [Axis]: TCP Hawker Intermediate LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.0  
Investment, Identifier [Axis]: TCP Hawker Intermediate LLC, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 50.0  
Investment, Identifier [Axis]: TCP Hawker Intermediate LLC, | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.6  
Investment, Identifier [Axis]: THG Acquisition, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 23.1 30.8
Investment, Identifier [Axis]: THG Acquisition, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 35.7  
Investment, Identifier [Axis]: THG Acquisition, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 5.3  
Investment, Identifier [Axis]: THG Acquisition, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   23.6
Investment, Identifier [Axis]: THG Acquisition, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   7.0
Investment, Identifier [Axis]: THG Acquisition, LLC, First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   2.8
Investment, Identifier [Axis]: TPG IX Cardiff Debt HoldCo I, LLC, TPG IX Cardiff Debt Holdco II, LLC, TPG IX Cardiff CI I, L.P., and TPG IX Cardiff CI II, L.P. | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.7  
Investment, Identifier [Axis]: TPG IX Cardiff Debt HoldCo I, LLC, TPG IX Cardiff Debt Holdco II, LLC, TPG IX Cardiff CI I, L.P., and TPG IX Cardiff CI II, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   11.4
Investment, Identifier [Axis]: TSS Buyer, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.2  
Investment, Identifier [Axis]: TSS Buyer, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.3  
Investment, Identifier [Axis]: TSS Buyer, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.6  
Investment, Identifier [Axis]: TSS Buyer, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.6
Investment, Identifier [Axis]: TSWT Acquisition, Inc. and TSWT Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.6 7.5
Investment, Identifier [Axis]: TSWT Acquisition, Inc. and TSWT Holdings, LLC , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   16.3
Investment, Identifier [Axis]: TSWT Acquisition, Inc. and TSWT Holdings, LLC , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: TSWT Acquisition, Inc. and TSWT Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 19.7  
Investment, Identifier [Axis]: TSWT Acquisition, Inc. and TSWT Holdings, LLC | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.7  
Investment, Identifier [Axis]: TSWT Acquisition, Inc. and TSWT Holdings, LLC | First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.7  
Investment, Identifier [Axis]: TVG-MGT Upper Intermediate Holdings, LLC and Vistria Blocked MGT Investor, LP | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2] 27.9  
Investment, Identifier [Axis]: TVG-MGT Upper Intermediate Holdings, LLC, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5]   26.1
Investment, Identifier [Axis]: Talon Buyer Inc. and Talon Holdings SCSP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.5 14.7
Investment, Identifier [Axis]: Talon Buyer Inc. and Talon Holdings SCSP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 16.1  
Investment, Identifier [Axis]: Talon Buyer Inc. and Talon Holdings SCSP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   18.4
Investment, Identifier [Axis]: Tamarack Intermediate, L.L.C. and Tamarack Parent, L.L.C.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 25.8 25.8
Investment, Identifier [Axis]: Tamarack Intermediate, L.L.C. and Tamarack Parent, L.L.C. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.7  
Investment, Identifier [Axis]: Tamarack Intermediate, L.L.C. and Tamarack Parent, L.L.C. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.5  
Investment, Identifier [Axis]: Tamarack Intermediate, L.L.C. and Tamarack Parent, L.L.C. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 33.9  
Investment, Identifier [Axis]: Tamarack Intermediate, L.L.C. and Tamarack Parent, L.L.C. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.7  
Investment, Identifier [Axis]: Tamarack Intermediate, L.L.C. and Tamarack Parent, L.L.C., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   34.1
Investment, Identifier [Axis]: Tamarack Intermediate, L.L.C. and Tamarack Parent, L.L.C., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.7
Investment, Identifier [Axis]: Tamarack Intermediate, L.L.C. and Tamarack Parent, L.L.C., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.7
Investment, Identifier [Axis]: Tamarack Intermediate, L.L.C. and Tamarack Parent, L.L.C., First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.6
Investment, Identifier [Axis]: Taymax Group, L.P., Taymax Group G.P., LLC, PF Salem Canada ULC and TCP Fit Parent, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 14.8 16.7
Investment, Identifier [Axis]: Taymax Group, L.P., Taymax Group G.P., LLC, PF Salem Canada ULC and TCP Fit Parent, L.P. , First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.3
Investment, Identifier [Axis]: Taymax Group, L.P., Taymax Group G.P., LLC, PF Salem Canada ULC and TCP Fit Parent, L.P. , First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.4
Investment, Identifier [Axis]: Taymax Group, L.P., Taymax Group G.P., LLC, PF Salem Canada ULC and TCP Fit Parent, L.P. , First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.1
Investment, Identifier [Axis]: Taymax Group, L.P., Taymax Group G.P., LLC, PF Salem Canada ULC and TCP Fit Parent, L.P. , First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.2
Investment, Identifier [Axis]: Taymax Group, L.P., Taymax Group G.P., LLC, PF Salem Canada ULC and TCP Fit Parent, L.P. , First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Taymax Group, L.P., Taymax Group G.P., LLC, PF Salem Canada ULC and TCP Fit Parent, L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.3  
Investment, Identifier [Axis]: Taymax Group, L.P., Taymax Group G.P., LLC, PF Salem Canada ULC and TCP Fit Parent, L.P. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.3  
Investment, Identifier [Axis]: Taymax Group, L.P., Taymax Group G.P., LLC, PF Salem Canada ULC and TCP Fit Parent, L.P. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.4  
Investment, Identifier [Axis]: Team Acquisition Corporation    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.4 2.3
Investment, Identifier [Axis]: Team Acquisition Corporation | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 34.1  
Investment, Identifier [Axis]: Team Acquisition Corporation | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[7],[10] 5.7  
Investment, Identifier [Axis]: Team Acquisition Corporation, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   34.2
Investment, Identifier [Axis]: Team Acquisition Corporation, First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [5]   2.2
Investment, Identifier [Axis]: Team Acquisition Corporation, First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [5]   1.6
Investment, Identifier [Axis]: Teasdale Foods, Inc. and Familia Group Holdings Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[7] 83.2  
Investment, Identifier [Axis]: Teasdale Foods, Inc. and Familia Group Holdings Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[8]   77.4
Investment, Identifier [Axis]: Telle Tire & Auto Service, LLC and Next Horizon Capital TireCo SPV, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   5.4
Investment, Identifier [Axis]: Telle Tire & Auto Service, LLC and Next Horizon Capital TireCo SPV, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.7
Investment, Identifier [Axis]: Telle Tire & Auto Service, LLC and Next Horizon Capital TireCo SPV, LP, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.1
Investment, Identifier [Axis]: Telle Tire & Auto Service, LLC and Next Horizon Capital TireCo SPV, LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.2
Investment, Identifier [Axis]: Telle Tire & Auto Service, LLC and Next Horizon Capital TireCo SPV, LP, First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Telle Tire & Auto Service, LLC, Telle Tire Holdco, LLC, and Next Horizon Capital TireCo SPV, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.9  
Investment, Identifier [Axis]: Telle Tire & Auto Service, LLC, Telle Tire Holdco, LLC, and Next Horizon Capital TireCo SPV, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.9  
Investment, Identifier [Axis]: Telle Tire & Auto Service, LLC, Telle Tire Holdco, LLC, and Next Horizon Capital TireCo SPV, LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.0  
Investment, Identifier [Axis]: Telle Tire & Auto Service, LLC, Telle Tire Holdco, LLC, and Next Horizon Capital TireCo SPV, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.2  
Investment, Identifier [Axis]: Telle Tire & Auto Service, LLC, Telle Tire Holdco, LLC, and Next Horizon Capital TireCo SPV, LP | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Telle Tire & Auto Service, LLC, Telle Tire Holdco, LLC, and Next Horizon Capital TireCo SPV, LP | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2] 10.9  
Investment, Identifier [Axis]: Tempus AI, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   31.8
Investment, Identifier [Axis]: The Arcticom Group, LLC and AMCP Mechanical Holdings, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.3 1.4
Investment, Identifier [Axis]: The Arcticom Group, LLC and AMCP Mechanical Holdings, LP , First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.2
Investment, Identifier [Axis]: The Arcticom Group, LLC and AMCP Mechanical Holdings, LP , First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.2
Investment, Identifier [Axis]: The Arcticom Group, LLC and AMCP Mechanical Holdings, LP , First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.7
Investment, Identifier [Axis]: The Arcticom Group, LLC and AMCP Mechanical Holdings, LP , First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.5
Investment, Identifier [Axis]: The Arcticom Group, LLC and AMCP Mechanical Holdings, LP , First lien senior secured loan 5    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.1
Investment, Identifier [Axis]: The Arcticom Group, LLC and AMCP Mechanical Holdings, LP , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.6
Investment, Identifier [Axis]: The Arcticom Group, LLC and AMCP Mechanical Holdings, LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.2  
Investment, Identifier [Axis]: The Arcticom Group, LLC and AMCP Mechanical Holdings, LP | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.3  
Investment, Identifier [Axis]: The Arcticom Group, LLC and AMCP Mechanical Holdings, LP | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.7  
Investment, Identifier [Axis]: The Arcticom Group, LLC and AMCP Mechanical Holdings, LP | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.6  
Investment, Identifier [Axis]: The Arcticom Group, LLC and AMCP Mechanical Holdings, LP | First lien senior secured loan 5    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.2  
Investment, Identifier [Axis]: The Arcticom Group, LLC and AMCP Mechanical Holdings, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.9  
Investment, Identifier [Axis]: The Edelman Financial Center, LLC, Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[6],[9]   0.1
Investment, Identifier [Axis]: The Hiller Companies, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   6.3
Investment, Identifier [Axis]: The Hiller Companies, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   48.5
Investment, Identifier [Axis]: The Hiller Companies, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.1
Investment, Identifier [Axis]: The Hiller Companies, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: The Mather Group, LLC, TVG-TMG Topco, Inc., and TVG-TMG Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.7 1.3
Investment, Identifier [Axis]: The Mather Group, LLC, TVG-TMG Topco, Inc., and TVG-TMG Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.8  
Investment, Identifier [Axis]: The Mather Group, LLC, TVG-TMG Topco, Inc., and TVG-TMG Holdings, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.2  
Investment, Identifier [Axis]: The Mather Group, LLC, TVG-TMG Topco, Inc., and TVG-TMG Holdings, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.4  
Investment, Identifier [Axis]: The Mather Group, LLC, TVG-TMG Topco, Inc., and TVG-TMG Holdings, LLC | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2],[3] 4.6  
Investment, Identifier [Axis]: The Mather Group, LLC, TVG-TMG Topco, Inc., and TVG-TMG Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   3.8
Investment, Identifier [Axis]: The Mather Group, LLC, TVG-TMG Topco, Inc., and TVG-TMG Holdings, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.5
Investment, Identifier [Axis]: The Mather Group, LLC, TVG-TMG Topco, Inc., and TVG-TMG Holdings, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.1
Investment, Identifier [Axis]: The Mather Group, LLC, TVG-TMG Topco, Inc., and TVG-TMG Holdings, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.1
Investment, Identifier [Axis]: The Mather Group, LLC, TVG-TMG Topco, Inc., and TVG-TMG Holdings, LLC, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5],[6]   4.3
Investment, Identifier [Axis]: The Ultimus Group Midco, LLC, The Ultimus Group, LLC, and The Ultimus Group Aggregator, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 14.1 10.2
Investment, Identifier [Axis]: The Ultimus Group Midco, LLC, The Ultimus Group, LLC, and The Ultimus Group Aggregator, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.7  
Investment, Identifier [Axis]: The Ultimus Group Midco, LLC, The Ultimus Group, LLC, and The Ultimus Group Aggregator, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   22.1
Investment, Identifier [Axis]: Therapy Brands Holdings LLC | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 29.1  
Investment, Identifier [Axis]: Therapy Brands Holdings LLC, Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   29.1
Investment, Identifier [Axis]: Thermostat Purchaser III, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.6 7.1
Investment, Identifier [Axis]: Thermostat Purchaser III, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[10] 1.1  
Investment, Identifier [Axis]: Thermostat Purchaser III, Inc. | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 23.0  
Investment, Identifier [Axis]: Thermostat Purchaser III, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Thermostat Purchaser III, Inc., Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   23.0
Investment, Identifier [Axis]: Three Rivers Buyer, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.9 1.9
Investment, Identifier [Axis]: Three Rivers Buyer, Inc. , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.7
Investment, Identifier [Axis]: Three Rivers Buyer, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.7  
Investment, Identifier [Axis]: Tiger Holdco LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 10.6 10.6
Investment, Identifier [Axis]: Titan BW Borrower L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.3 13.6
Investment, Identifier [Axis]: Titan BW Borrower L.P. , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   63.1
Investment, Identifier [Axis]: Titan BW Borrower L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 37.3  
Investment, Identifier [Axis]: TopGolf International, LLC and TopGolf Topco, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 17.3  
Investment, Identifier [Axis]: TopGolf International, LLC and TopGolf Topco, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 57.7  
Investment, Identifier [Axis]: TopGolf International, LLC and TopGolf Topco, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Trading Technologies International, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.3 2.3
Investment, Identifier [Axis]: Trading Technologies International, Inc. , First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   13.8
Investment, Identifier [Axis]: Trading Technologies International, Inc. , First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.4
Investment, Identifier [Axis]: Trading Technologies International, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 21.2  
Investment, Identifier [Axis]: Transit Technologies LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.7 6.7
Investment, Identifier [Axis]: Transit Technologies LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.2
Investment, Identifier [Axis]: Transit Technologies LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.0
Investment, Identifier [Axis]: Transit Technologies LLC. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.1  
Investment, Identifier [Axis]: Transit Technologies LLC. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.0  
Investment, Identifier [Axis]: Triple JJJ Lube, Corp. and TCC Buyer Holdco, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 6.4  
Investment, Identifier [Axis]: Triple JJJ Lube, Corp. and TCC Buyer Holdco, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 34.3  
Investment, Identifier [Axis]: Triwizard Holdings, Inc. and Triwizard Parent, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 13.2 16.4
Investment, Identifier [Axis]: Triwizard Holdings, Inc. and Triwizard Parent, LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 15.3  
Investment, Identifier [Axis]: Triwizard Holdings, Inc. and Triwizard Parent, LP | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.8  
Investment, Identifier [Axis]: Triwizard Holdings, Inc. and Triwizard Parent, LP | First lien senior secured revolving loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 4.0  
Investment, Identifier [Axis]: Triwizard Holdings, Inc. and Triwizard Parent, LP | First lien senior secured revolving loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.0  
Investment, Identifier [Axis]: Triwizard Holdings, Inc. and Triwizard Parent, LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   1.5
Investment, Identifier [Axis]: Truck-Lite Co., LLC, ECCO Holdings Corp., and Clarity Technologies Holdings, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 70.2  
Investment, Identifier [Axis]: Truck-Lite Co., LLC, ECCO Holdings Corp., and Clarity Technologies Holdings, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 143.6  
Investment, Identifier [Axis]: Truck-Lite Co., LLC, ECCO Holdings Corp., and Clarity Technologies Holdings, LP | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Truck-Lite Co., LLC, Ecco Holdings Corp. and Clarience Technologies, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   72.1
Investment, Identifier [Axis]: Truck-Lite Co., LLC, Ecco Holdings Corp. and Clarience Technologies, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   149.7
Investment, Identifier [Axis]: Truck-Lite Co., LLC, Ecco Holdings Corp. and Clarience Technologies, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Truist Insurance Holdings, LLC and McGriff Insurance Services, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.2 5.4
Investment, Identifier [Axis]: Truist Insurance Holdings, LLC and McGriff Insurance Services, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[12] 0.1  
Investment, Identifier [Axis]: Truist Insurance Holdings, LLC and McGriff Insurance Services, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2] 0.2  
Investment, Identifier [Axis]: Truist Insurance Holdings, LLC and McGriff Insurance Services, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5],[9]   0.1
Investment, Identifier [Axis]: Two Six Labs, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 10.2 10.2
Investment, Identifier [Axis]: Two Six Labs, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 21.8  
Investment, Identifier [Axis]: Two Six Labs, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.5
Investment, Identifier [Axis]: Two Six Labs, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   26.2
Investment, Identifier [Axis]: Two Six Labs, LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.2
Investment, Identifier [Axis]: U.S. Anesthesia Partners, Inc. & U.S. Anesthesia Partners Holdings, Inc. | Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 147.8  
Investment, Identifier [Axis]: U.S. Anesthesia Partners, Inc. & U.S. Anesthesia Partners Holdings, Inc., Second lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   147.8
Investment, Identifier [Axis]: U.S. Urology Partners, LLC and General Atlantic (USU) Blocker Collection Holdco, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   1.3
Investment, Identifier [Axis]: U.S. Urology Partners, LLC, General Atlantic (USU) Blocker Collection Holdco, L.P., and General Atlantic (USU-2) Coinvest, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.4  
Investment, Identifier [Axis]: U.S. Urology Partners, LLC, General Atlantic (USU) Blocker Collection Holdco, L.P., and General Atlantic (USU-2) Coinvest, L.P. , First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   13.4
Investment, Identifier [Axis]: U.S. Urology Partners, LLC, General Atlantic (USU) Blocker Collection Holdco, L.P., and General Atlantic (USU-2) Coinvest, L.P. , First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.9
Investment, Identifier [Axis]: U.S. Urology Partners, LLC, General Atlantic (USU) Blocker Collection Holdco, L.P., and General Atlantic (USU-2) Coinvest, L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 13.3  
Investment, Identifier [Axis]: U.S. Urology Partners, LLC, General Atlantic (USU) Blocker Collection Holdco, L.P., and General Atlantic (USU-2) Coinvest, L.P. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.9  
Investment, Identifier [Axis]: U.S. Urology Partners, LLC, General Atlantic (USU) Blocker Collection Holdco, L.P., and General Atlantic (USU-2) Coinvest, L.P. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.6  
Investment, Identifier [Axis]: UFS, LLC and BV-UFS Aggregator, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.7 2.0
Investment, Identifier [Axis]: UFS, LLC and BV-UFS Aggregator, LLC , First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   36.3
Investment, Identifier [Axis]: UFS, LLC and BV-UFS Aggregator, LLC , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.7
Investment, Identifier [Axis]: UFS, LLC and BV-UFS Aggregator, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 36.1  
Investment, Identifier [Axis]: UP Intermediate II LLC and UPBW Blocker LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.0 5.7
Investment, Identifier [Axis]: UP Intermediate II LLC and UPBW Blocker LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.7  
Investment, Identifier [Axis]: UP Intermediate II LLC and UPBW Blocker LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 0.6  
Investment, Identifier [Axis]: UP Intermediate II LLC and UPBW Blocker LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.2
Investment, Identifier [Axis]: UP Intermediate II LLC and UPBW Blocker LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: US Salt Investors, LLC and Emerald Lake Pearl Acquisition-A, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   9.9
Investment, Identifier [Axis]: US Salt Investors, LLC and Emerald Lake Pearl Acquisition-A, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   23.7
Investment, Identifier [Axis]: Unicorn Holdco Intermediate II LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.9  
Investment, Identifier [Axis]: Unicorn Holdco Intermediate II LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.4  
Investment, Identifier [Axis]: Unifi Aviation North America LLC and Unifi Aviation Canada, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.5  
Investment, Identifier [Axis]: Unifi Aviation North America LLC and Unifi Aviation Canada, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 48.5  
Investment, Identifier [Axis]: Unifi Aviation North America LLC and Unifi Aviation Canada, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 8.7  
Investment, Identifier [Axis]: United Digestive MSO Parent, LLC and Koln Co-Invest Unblocked, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.6 3.8
Investment, Identifier [Axis]: United Digestive MSO Parent, LLC and Koln Co-Invest Unblocked, LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.8  
Investment, Identifier [Axis]: United Digestive MSO Parent, LLC and Koln Co-Invest Unblocked, LP | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.0  
Investment, Identifier [Axis]: United Digestive MSO Parent, LLC and Koln Co-Invest Unblocked, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.9
Investment, Identifier [Axis]: United Digestive MSO Parent, LLC and Koln Co-Invest Unblocked, LP, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.9
Investment, Identifier [Axis]: Unity Purchaser, LLC and Unity Ultimate Holdings, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.1 8.8
Investment, Identifier [Axis]: Unity Purchaser, LLC and Unity Ultimate Holdings, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 14.2  
Investment, Identifier [Axis]: Unity Purchaser, LLC and Unity Ultimate Holdings, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.6
Investment, Identifier [Axis]: UserZoom Technologies, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.9  
Investment, Identifier [Axis]: UserZoom Technologies, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.7  
Investment, Identifier [Axis]: UserZoom Technologies, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.8
Investment, Identifier [Axis]: VPP Intermediate Holdings, LLC and VPP Group Holdings, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 7.8 11.0
Investment, Identifier [Axis]: VPP Intermediate Holdings, LLC and VPP Group Holdings, L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.0  
Investment, Identifier [Axis]: VPP Intermediate Holdings, LLC and VPP Group Holdings, L.P. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.7  
Investment, Identifier [Axis]: VPP Intermediate Holdings, LLC and VPP Group Holdings, L.P. | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.6  
Investment, Identifier [Axis]: VPP Intermediate Holdings, LLC and VPP Group Holdings, L.P. | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.2  
Investment, Identifier [Axis]: VPP Intermediate Holdings, LLC and VPP Group Holdings, L.P. | First lien senior secured loan 5    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.9  
Investment, Identifier [Axis]: VPP Intermediate Holdings, LLC and VPP Group Holdings, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.0
Investment, Identifier [Axis]: VPP Intermediate Holdings, LLC and VPP Group Holdings, L.P., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.0
Investment, Identifier [Axis]: VPP Intermediate Holdings, LLC and VPP Group Holdings, L.P., First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.2
Investment, Identifier [Axis]: VPP Intermediate Holdings, LLC and VPP Group Holdings, L.P., First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.6
Investment, Identifier [Axis]: VPP Intermediate Holdings, LLC and VPP Group Holdings, L.P., First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.4
Investment, Identifier [Axis]: VPROP Operating, LLC and V SandCo, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.3  
Investment, Identifier [Axis]: VPROP Operating, LLC and V SandCo, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.6  
Investment, Identifier [Axis]: VPROP Operating, LLC and V SandCo, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 7.8  
Investment, Identifier [Axis]: VPROP Operating, LLC and V SandCo, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [2],[7] 34.4  
Investment, Identifier [Axis]: VPROP Operating, LLC and V SandCo, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.1
Investment, Identifier [Axis]: VPROP Operating, LLC and V SandCo, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.8
Investment, Identifier [Axis]: VPROP Operating, LLC and V SandCo, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.4
Investment, Identifier [Axis]: VPROP Operating, LLC and V SandCo, LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [5],[8]   32.2
Investment, Identifier [Axis]: VRC Companies, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 5.4 5.4
Investment, Identifier [Axis]: VRC Companies, LLC | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2] 5.4  
Investment, Identifier [Axis]: VRC Companies, LLC, Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5]   5.3
Investment, Identifier [Axis]: VRS Buyer, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.7 6.8
Investment, Identifier [Axis]: VRS Buyer, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2],[12] 51.7  
Investment, Identifier [Axis]: VRS Buyer, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   66.2
Investment, Identifier [Axis]: Valcourt Holdings II, LLC and Jobs Holdings, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 34.9  
Investment, Identifier [Axis]: Valcourt Holdings II, LLC and Jobs Holdings, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 117.6  
Investment, Identifier [Axis]: Valcourt Holdings II, LLC and Jobs Holdings, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   58.8
Investment, Identifier [Axis]: Vamos Bidco, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.5 9.9
Investment, Identifier [Axis]: Vamos Bidco, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 18.0  
Investment, Identifier [Axis]: Vamos Bidco, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   18.1
Investment, Identifier [Axis]: Vamos Bidco, Inc., | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.4  
Investment, Identifier [Axis]: Verista, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.9 4.0
Investment, Identifier [Axis]: Verista, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.8  
Investment, Identifier [Axis]: Verista, Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.1  
Investment, Identifier [Axis]: Verista, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.8
Investment, Identifier [Axis]: Vertex Service Partners, LLC and Vertex Service Partners Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 12.4 13.2
Investment, Identifier [Axis]: Vertex Service Partners, LLC and Vertex Service Partners Holdings, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.0  
Investment, Identifier [Axis]: Vertex Service Partners, LLC and Vertex Service Partners Holdings, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 15.5  
Investment, Identifier [Axis]: Vertex Service Partners, LLC and Vertex Service Partners Holdings, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.2  
Investment, Identifier [Axis]: Vertex Service Partners, LLC and Vertex Service Partners Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   15.2
Investment, Identifier [Axis]: Vertex Service Partners, LLC and Vertex Service Partners Holdings, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.0
Investment, Identifier [Axis]: Vertex Service Partners, LLC and Vertex Service Partners Holdings, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.4
Investment, Identifier [Axis]: Victors Purchaser, LLC and WP Victors Co-Investment, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 18.4 18.6
Investment, Identifier [Axis]: Victors Purchaser, LLC and WP Victors Co-Investment, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.6  
Investment, Identifier [Axis]: Victors Purchaser, LLC and WP Victors Co-Investment, L.P. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Victors Purchaser, LLC and WP Victors Co-Investment, L.P. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 39.0  
Investment, Identifier [Axis]: Victors Purchaser, LLC and WP Victors Co-Investment, L.P. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.6  
Investment, Identifier [Axis]: Victors Purchaser, LLC and WP Victors Co-Investment, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.6
Investment, Identifier [Axis]: Victors Purchaser, LLC and WP Victors Co-Investment, L.P., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   39.1
Investment, Identifier [Axis]: Victors Purchaser, LLC and WP Victors Co-Investment, L.P., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.4
Investment, Identifier [Axis]: Viper Bidco, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 10.3 10.3
Investment, Identifier [Axis]: Viper Bidco, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.5  
Investment, Identifier [Axis]: Viper Bidco, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.5
Investment, Identifier [Axis]: Viper Bidco, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.0
Investment, Identifier [Axis]: Vista Higher Learning, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 32.8  
Investment, Identifier [Axis]: Vista Higher Learning, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Vista Higher Learning, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.6  
Investment, Identifier [Axis]: Vista Higher Learning, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   33.0
Investment, Identifier [Axis]: Visual Edge Technology, Inc., VEIT, LLC, and VEIT Topco, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.0 1.6
Investment, Identifier [Axis]: Visual Edge Technology, Inc., VEIT, LLC, and VEIT Topco, LLC , First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.6
Investment, Identifier [Axis]: Visual Edge Technology, Inc., VEIT, LLC, and VEIT Topco, LLC , First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   34.1
Investment, Identifier [Axis]: Visual Edge Technology, Inc., VEIT, LLC, and VEIT Topco, LLC , First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.2
Investment, Identifier [Axis]: Visual Edge Technology, Inc., VEIT, LLC, and VEIT Topco, LLC , First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.5
Investment, Identifier [Axis]: Visual Edge Technology, Inc., VEIT, LLC, and VEIT Topco, LLC , First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.0
Investment, Identifier [Axis]: Visual Edge Technology, Inc., VEIT, LLC, and VEIT Topco, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.4  
Investment, Identifier [Axis]: Visual Edge Technology, Inc., VEIT, LLC, and VEIT Topco, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.2  
Investment, Identifier [Axis]: Visual Edge Technology, Inc., VEIT, LLC, and VEIT Topco, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.2  
Investment, Identifier [Axis]: Visual Edge Technology, Inc., VEIT, LLC, and VEIT Topco, LLC | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.1  
Investment, Identifier [Axis]: Visual Edge Technology, Inc., VEIT, LLC, and VEIT Topco, LLC | First lien senior secured loan 5    
Schedule of Investments [Line Items]    
Principal [1],[2] 34.7  
Investment, Identifier [Axis]: Visual Edge Technology, Inc., VEIT, LLC, and VEIT Topco, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 2.6  
Investment, Identifier [Axis]: W.S. Connelly & Co., LLC and WSC Ultimate Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.1 4.2
Investment, Identifier [Axis]: W.S. Connelly & Co., LLC and WSC Ultimate Holdings, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 17.0  
Investment, Identifier [Axis]: W.S. Connelly & Co., LLC and WSC Ultimate Holdings, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 6.4  
Investment, Identifier [Axis]: W.S. Connelly & Co., LLC and WSC Ultimate Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   23.4
Investment, Identifier [Axis]: W.S. Connelly & Co., LLC and WSC Ultimate Holdings, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   4.3
Investment, Identifier [Axis]: WRE Sports Investments LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.4 5.1
Investment, Identifier [Axis]: WRE Sports Investments LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2] 29.8  
Investment, Identifier [Axis]: WRE Sports Investments LLC., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   28.2
Investment, Identifier [Axis]: WSHP FC Acquisition LLC and WSHP FC Holdings LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 15.5 15.3
Investment, Identifier [Axis]: WSHP FC Acquisition LLC and WSHP FC Holdings LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 77.7  
Investment, Identifier [Axis]: WSHP FC Acquisition LLC and WSHP FC Holdings LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [2] 25.0  
Investment, Identifier [Axis]: WSHP FC Acquisition LLC and WSHP FC Holdings LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: WSHP FC Acquisition LLC and WSHP FC Holdings LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   75.8
Investment, Identifier [Axis]: WSHP FC Acquisition LLC and WSHP FC Holdings LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [5]   23.5
Investment, Identifier [Axis]: WSHP FC Acquisition LLC and WSHP FC Holdings LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: WU Holdco, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 8.7 8.0
Investment, Identifier [Axis]: WU Holdco, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.5  
Investment, Identifier [Axis]: WU Holdco, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   10.5
Investment, Identifier [Axis]: WU Holdco, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5]   0.5
Investment, Identifier [Axis]: Walnut Parent, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Walnut Parent, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 14.5  
Investment, Identifier [Axis]: Walnut Parent, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   14.3
Investment, Identifier [Axis]: Walnut Parent, Inc., First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Watermill Express, LLC and Watermill Express Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.8 3.8
Investment, Identifier [Axis]: Watermill Express, LLC and Watermill Express Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.9  
Investment, Identifier [Axis]: Watermill Express, LLC and Watermill Express Holdings, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.7  
Investment, Identifier [Axis]: Watermill Express, LLC and Watermill Express Holdings, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.5  
Investment, Identifier [Axis]: Watermill Express, LLC and Watermill Express Holdings, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Watermill Express, LLC and Watermill Express Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   9.4
Investment, Identifier [Axis]: Watermill Express, LLC and Watermill Express Holdings, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.6
Investment, Identifier [Axis]: Watermill Express, LLC and Watermill Express Holdings, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.9
Investment, Identifier [Axis]: Watermill Express, LLC and Watermill Express Holdings, LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.7
Investment, Identifier [Axis]: Watermill Express, LLC and Watermill Express Holdings, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Waverly Advisors, LLC and WAAM Topco, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 3.0 7.1
Investment, Identifier [Axis]: Waverly Advisors, LLC and WAAM Topco, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 38.5  
Investment, Identifier [Axis]: Waverly Advisors, LLC and WAAM Topco, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.7  
Investment, Identifier [Axis]: Waverly Advisors, LLC and WAAM Topco, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 4.9  
Investment, Identifier [Axis]: Waverly Advisors, LLC and WAAM Topco, LLC | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.8  
Investment, Identifier [Axis]: Waverly Advisors, LLC and WAAM Topco, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.7
Investment, Identifier [Axis]: Waverly Advisors, LLC and WAAM Topco, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   5.0
Investment, Identifier [Axis]: Waverly Advisors, LLC and WAAM Topco, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   34.6
Investment, Identifier [Axis]: Waverly Advisors, LLC and WAAM Topco, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.8
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 19.4 34.7
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.9  
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC | First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.9  
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC | First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.5  
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC | First lien senior secured loan 5    
Schedule of Investments [Line Items]    
Principal [1],[2] 29.1  
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.5
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.9
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.9
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First lien senior secured loan 4    
Schedule of Investments [Line Items]    
Principal [4],[5]   16.6
Investment, Identifier [Axis]: Wealth Enhancement Group, LLC, First lien senior secured loan 5    
Schedule of Investments [Line Items]    
Principal [4],[5]   13.8
Investment, Identifier [Axis]: WebPT, Inc. and WPT Intermediate Holdco, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.9 0.2
Investment, Identifier [Axis]: WebPT, Inc. and WPT Intermediate Holdco, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.1  
Investment, Identifier [Axis]: WebPT, Inc. and WPT Intermediate Holdco, Inc. | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [2] 79.4  
Investment, Identifier [Axis]: WebPT, Inc. and WPT Intermediate Holdco, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: WebPT, Inc. and WPT Intermediate Holdco, Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.7
Investment, Identifier [Axis]: WebPT, Inc. and WPT Intermediate Holdco, Inc., Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [5]   74.4
Investment, Identifier [Axis]: Wellington Bidco Inc. and Wellington TopCo LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 15.5 29.6
Investment, Identifier [Axis]: Wellington Bidco Inc. and Wellington TopCo LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   6.1
Investment, Identifier [Axis]: Wellington Bidco Inc. and Wellington TopCo LP, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.6
Investment, Identifier [Axis]: Wellington Bidco Inc. and Wellington TopCo LP, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 4.2  
Investment, Identifier [Axis]: Wellington Bidco Inc. and Wellington TopCo LP, | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.9  
Investment, Identifier [Axis]: Wellington Bidco Inc. and Wellington TopCo LP, | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.6  
Investment, Identifier [Axis]: Wellington-Altus Financial Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.9 0.9
Investment, Identifier [Axis]: Wellington-Altus Financial Inc. 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.8 1.0
Investment, Identifier [Axis]: Wellington-Altus Financial Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[3] 0.8  
Investment, Identifier [Axis]: Wellington-Altus Financial Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[3],[14] 0.0  
Investment, Identifier [Axis]: Wellington-Altus Financial Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[6]   0.8
Investment, Identifier [Axis]: Wellington-Altus Financial Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[6],[13]   0.0
Investment, Identifier [Axis]: Wellness AcquisitionCo, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.1 4.1
Investment, Identifier [Axis]: Wellness AcquisitionCo, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   18.3
Investment, Identifier [Axis]: Wellness AcquisitionCo, Inc., | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.8  
Investment, Identifier [Axis]: Wellness AcquisitionCo, Inc., | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.6  
Investment, Identifier [Axis]: Wellness AcquisitionCo, Inc., | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 3.0  
Investment, Identifier [Axis]: Wellness AcquisitionCo, Inc., | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [2],[14] 0.0  
Investment, Identifier [Axis]: Wellness AcquisitionCo, Inc.., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: Werner Finco LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   109.7
Investment, Identifier [Axis]: Werner Finco LP. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 109.2  
Investment, Identifier [Axis]: Wharf Street Ratings Acquisition LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.2 9.2
Investment, Identifier [Axis]: Wharf Street Ratings Acquisition LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.0  
Investment, Identifier [Axis]: Wharf Street Ratings Acquisition LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   37.2
Investment, Identifier [Axis]: WorkWave Intermediate II, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 9.4 10.0
Investment, Identifier [Axis]: WorkWave Intermediate II, LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   144.0
Investment, Identifier [Axis]: WorkWave Intermediate II, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.7
Investment, Identifier [Axis]: WorkWave Intermediate II, LLC, | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 144.0  
Investment, Identifier [Axis]: WorkWave Intermediate II, LLC, | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.3  
Investment, Identifier [Axis]: World Insurance Associates, LLC and World Associates Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.4 1.9
Investment, Identifier [Axis]: World Insurance Associates, LLC and World Associates Holdings, LLC | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.7  
Investment, Identifier [Axis]: World Insurance Associates, LLC and World Associates Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.4
Investment, Identifier [Axis]: Worldwide Produce Acquisition, LLC and REP WWP Coinvest IV, L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.4 1.4
Investment, Identifier [Axis]: Worldwide Produce Acquisition, LLC and REP WWP Coinvest IV, L.P. 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.2 0.2
Investment, Identifier [Axis]: Worldwide Produce Acquisition, LLC and REP WWP Coinvest IV, L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 8.5  
Investment, Identifier [Axis]: Worldwide Produce Acquisition, LLC and REP WWP Coinvest IV, L.P. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 0.3  
Investment, Identifier [Axis]: Worldwide Produce Acquisition, LLC and REP WWP Coinvest IV, L.P., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   8.4
Investment, Identifier [Axis]: Worldwide Produce Acquisition, LLC and REP WWP Coinvest IV, L.P., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5],[11]   0.3
Investment, Identifier [Axis]: YE Brands Holdings, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.3 2.4
Investment, Identifier [Axis]: YE Brands Holdings, LLC, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.1
Investment, Identifier [Axis]: YE Brands Holdings, LLC, First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   7.9
Investment, Identifier [Axis]: YE Brands Holdings, LLC, First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   3.6
Investment, Identifier [Axis]: YE Brands Holdings, LLC, First lien senior secured loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   2.8
Investment, Identifier [Axis]: YE Brands Holdings, LLC, First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   0.6
Investment, Identifier [Axis]: ZenDesk, Inc., Zoro TopCo, Inc. and Zoro TopCo, LP    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 2.2 2.2
Investment, Identifier [Axis]: ZenDesk, Inc., Zoro TopCo, Inc. and Zoro TopCo, LP | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 29.2  
Investment, Identifier [Axis]: ZenDesk, Inc., Zoro TopCo, Inc. and Zoro TopCo, LP | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 10.5  
Investment, Identifier [Axis]: ZenDesk, Inc., Zoro TopCo, Inc. and Zoro TopCo, LP, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   36.2
Investment, Identifier [Axis]: Zenith AcquisitionCo, LLC    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 38.6  
Investment, Identifier [Axis]: Zenith AcquisitionCo, LLC. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 67.0  
Investment, Identifier [Axis]: Zeppelin US Buyer Inc. and Providence Equity Partners IX-C L.P.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 4.4 5.1
Investment, Identifier [Axis]: Zeppelin US Buyer Inc. and Providence Equity Partners IX-C L.P. 1    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 0.3 0.3
Investment, Identifier [Axis]: Zeppelin US Buyer Inc. and Providence Equity Partners IX-C L.P. First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   11.0
Investment, Identifier [Axis]: Zeppelin US Buyer Inc. and Providence Equity Partners IX-C L.P. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 11.0  
Investment, Identifier [Axis]: Zeppelin US Buyer Inc. and Providence Equity Partners IX-C L.P. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 0.7  
Investment, Identifier [Axis]: Zinc Buyer Corporation and Marmic Fire & Safety Co., Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.1 5.6
Investment, Identifier [Axis]: Zinc Buyer Corporation and Marmic Fire & Safety Co., Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.7  
Investment, Identifier [Axis]: Zinc Buyer Corporation and Marmic Fire & Safety Co., Inc. | First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [1],[2],[10] 0.1  
Investment, Identifier [Axis]: Zinc Buyer Corporation and Marmic Fire & Safety Co., Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.8
Investment, Identifier [Axis]: Zinc Buyer Corporation and Marmic Fire & Safety Co., Inc., First lien senior secured revolving loan    
Schedule of Investments [Line Items]    
Principal [5],[13]   0.0
Investment, Identifier [Axis]: ZocDoc, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 12.3 12.3
Investment, Identifier [Axis]: ZocDoc, Inc. , First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   64.9
Investment, Identifier [Axis]: ZocDoc, Inc. , First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   1.6
Investment, Identifier [Axis]: ZocDoc, Inc. | First lien senior secured loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 1.6  
Investment, Identifier [Axis]: ZocDoc, Inc. | First lien senior secured loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 64.9  
Investment, Identifier [Axis]: eCapital Finance Corp. | Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.4  
Investment, Identifier [Axis]: eCapital Finance Corp. | Senior subordinated loan 1    
Schedule of Investments [Line Items]    
Principal [1],[2] 5.8  
Investment, Identifier [Axis]: eCapital Finance Corp. | Senior subordinated loan 2    
Schedule of Investments [Line Items]    
Principal [1],[2] 55.8  
Investment, Identifier [Axis]: eCapital Finance Corp. | Senior subordinated loan 3    
Schedule of Investments [Line Items]    
Principal [1],[2] 12.3  
Investment, Identifier [Axis]: eCapital Finance Corp. | Senior subordinated loan 4    
Schedule of Investments [Line Items]    
Principal [1],[2] 24.3  
Investment, Identifier [Axis]: eCapital Finance Corp. | Senior subordinated loan 5    
Schedule of Investments [Line Items]    
Principal [1],[2] 56.0  
Investment, Identifier [Axis]: eCapital Finance Corp. | Senior subordinated loan 6    
Schedule of Investments [Line Items]    
Principal [1],[2] 42.1  
Investment, Identifier [Axis]: eCapital Finance Corp. | Senior subordinated loan 7    
Schedule of Investments [Line Items]    
Principal [1],[2] 21.9  
Investment, Identifier [Axis]: eCapital Finance Corp., Senior subordinated loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   56.0
Investment, Identifier [Axis]: eCapital Finance Corp., Senior subordinated loan 1    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.4
Investment, Identifier [Axis]: eCapital Finance Corp., Senior subordinated loan 2    
Schedule of Investments [Line Items]    
Principal [4],[5]   24.3
Investment, Identifier [Axis]: eCapital Finance Corp., Senior subordinated loan 3    
Schedule of Investments [Line Items]    
Principal [4],[5]   55.8
Investment, Identifier [Axis]: eCapital Finance Corp., Senior subordinated loan 4    
Schedule of Investments [Line Items]    
Principal [4],[5]   12.3
Investment, Identifier [Axis]: eCapital Finance Corp., Senior subordinated loan 5    
Schedule of Investments [Line Items]    
Principal [4],[5]   42.1
Investment, Identifier [Axis]: eCapital Finance Corp., Senior subordinated loan 6    
Schedule of Investments [Line Items]    
Principal [4],[5]   21.9
Investment, Identifier [Axis]: eCapital Finance Corp., Senior subordinated loan 7    
Schedule of Investments [Line Items]    
Principal [4],[5]   5.8
Investment, Identifier [Axis]: eResearch Technology, Inc. and Astorg VII Co-Invest ERT, First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [4],[5]   181.9
Investment, Identifier [Axis]: eResearchTechnology, Inc. and Astorg VII Co-Invest ERT    
Schedule of Investments [Line Items]    
Total unfunded capital commitments   34.5
Investment, Identifier [Axis]: pH Beauty Holdings III, Inc.    
Schedule of Investments [Line Items]    
Total unfunded capital commitments 1.6 1.6
Investment, Identifier [Axis]: pH Beauty Holdings III, Inc. | First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [2] $ 11.1  
Investment, Identifier [Axis]: pH Beauty Holdings III, Inc., First lien senior secured loan    
Schedule of Investments [Line Items]    
Principal [5]   $ 12.2
Senior Direct Lending Program    
Schedule of Investments [Line Items]    
Number of borrowers in the SDLP | borrower 72 39
Total unfunded capital commitments $ 260.0 $ 259.0
Senior Direct Lending Program | Investment, Identifier [Axis]: Largest Portfolio Company Investment    
Schedule of Investments [Line Items]    
Principal 372.0 413.0
Senior Direct Lending Program | Investment, Identifier [Axis]: Top Five Largest Portfolio Company Investments    
Schedule of Investments [Line Items]    
Principal 1,634.0 1,719.0
Senior Direct Lending Program | First lien senior secured loans    
Schedule of Investments [Line Items]    
Principal 4,470.0 4,297.0
Senior Direct Lending Program | Unitranche loans    
Schedule of Investments [Line Items]    
Principal $ 2,975.0 $ 2,844.0
[1] Loan includes interest rate floor feature.
[2] These assets are pledged as collateral under the Company’s or the Company’s consolidated subsidiaries’ various revolving credit facilities and debt securitizations and, as a result, are not directly available to the creditors of the Company to satisfy any obligations of the Company other than the obligations under each of the respective facilities and debt securitizations (see Note 5).
[3] This portfolio company is not a qualifying asset under Section 55(a) of the Investment Company Act. Under the Investment Company Act, the Company may not acquire any non-qualifying asset unless, at the time such acquisition is made, qualifying assets represent at least 70% of the Company’s total assets. Pursuant to Section 55(a) of the Investment Company Act, 24% of the Company's total assets are represented by investments at fair value and other assets that are considered “non-qualifying assets” as of June 30, 2026.
[4] Loan includes interest rate floor feature.
[5] These assets are pledged as collateral under the Company’s or the Company’s consolidated subsidiaries’ various revolving credit facilities and debt securitizations and, as a result, are not directly available to the creditors of the Company to satisfy any obligations of the Company other than the obligations under each of the respective credit facilities and debt securitizations (see Note 5).
[6] This portfolio company is not a qualifying asset under Section 55(a) of the Investment Company Act. Under the Investment Company Act, the Company may not acquire any non-qualifying asset unless, at the time such acquisition is made, qualifying assets represent at least 70% of the Company’s total assets. Pursuant to Section 55(a) of the Investment Company Act, 22% of the Company’s total assets are represented by investments at fair value and other assets that are considered “non-qualifying assets” as of December 31, 2025.
[7] Loan was on non-accrual status as of June 30, 2026.
[8] Loan was on non-accrual status as of December 31, 2025.
[9] Other than the investments noted by this footnote, the fair value of the Company’s investments is determined using unobservable inputs that are significant to the overall fair value measurement. See Note 8 for more information regarding the fair value of the Company’s investments.
[10] As of June 30, 2026, in addition to the amounts funded by the Company under this first lien senior secured revolving loan, there were also letters of credit issued and outstanding through a financial intermediary under the loan. See Note 7 for further information on letters of credit commitments related to certain portfolio companies.
[11] As of December 31, 2025, in addition to the amounts funded by the Company under this first lien senior secured revolving loan, there were also letters of credit issued and outstanding through a financial intermediary under the loan. See Note 7 for further information on letters of credit commitments related to certain portfolio companies.
[12] Other than the investments noted by this footnote, the fair value of the Company’s investments is determined using unobservable inputs that are significant to the overall fair value measurement. See Note 8 for more information regarding the fair value of the Company’s investments.
[13] As of December 31, 2025, no amounts were funded by the Company under this first lien senior secured revolving loan; however, there were letters of credit issued and outstanding through a financial intermediary under the loan. See Note 7 for further information on letters of credit commitments related to certain portfolio companies.
[14] As of June 30, 2026, no amounts were funded by the Company under this first lien senior secured revolving loan; however, there were letters of credit issued and outstanding through a financial intermediary under the loan. See Note 7 for further information on letters of credit commitments related to certain portfolio companies.
[15] In addition to the interest earned based on the stated contractual interest rate of this security, the certificates entitle the holders thereof to receive a portion of the excess cash flow from the SDLP’s loan portfolio, after expenses, which may result in a return to the Company greater than the contractual stated interest rate.
[16] In addition to the interest earned based on the stated contractual interest rate of this security, the certificates entitle the holders thereof to receive a portion of the excess cash flow from the SDLP’s loan portfolio, after expenses, which may result in a return to the Company greater than the contractual stated interest rate.