v3.25.3
Debt and Derivatives - Additional Information (Details) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Dec. 11, 2024
Feb. 21, 2024
Mar. 05, 2019
Sep. 30, 2025
Mar. 31, 2025
Sep. 30, 2024
Mar. 31, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Dec. 31, 2021
Dec. 31, 2020
Debt Instrument [Line Items]                        
Repayment of borrowings               $ 37,933,000 $ 3,384,633,000      
Loss on extinguishment of debt                 12,726,000      
Total notional value       $ 1,500,000,000       1,500,000,000        
Fair value of interest rate swaps       300,000       300,000   $ 10,600,000    
Interest received       4,600,000   $ 9,800,000   13,400,000 $ 28,900,000      
Pre-tax gains               900,000        
Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Line of credit facility, maturity date   Jun. 30, 2028                    
Line of credit facility, maximum borrowing capacity       475,000,000       475,000,000        
Borrowings outstanding       475,000,000       475,000,000   63,300,000    
Line of credit facility, remaining borrowing capacity                   411,700,000    
Revolving Credit Facility | SOFR                        
Debt Instrument [Line Items]                        
Basis spread on variable rate (as a percent)   3.25%     3.00%              
Letter of Credit                        
Debt Instrument [Line Items]                        
Borrowings outstanding       0       0   0    
LC Facility                        
Debt Instrument [Line Items]                        
Line of credit facility, maximum borrowing capacity       65,000,000       65,000,000        
Line of credit facility, remaining borrowing capacity       2,200,000       2,200,000   3,200,000    
Letter of credit outstanding amount       62,800,000       62,800,000   $ 61,800,000    
First Lien Credit Agreement                        
Debt Instrument [Line Items]                        
Line of credit facility, agreement date     Mar. 05, 2019                  
Repayment of borrowings   $ 343,300,000                    
Line of credit facility, maturity date   Feb. 21, 2031                    
First Lien Credit Agreement | Tranche B-1 Term Loan                        
Debt Instrument [Line Items]                        
Principal amount     $ 1,650,000,000                  
Delayed draw     150,000,000                  
Line of credit facility, borrowing capacity     $ 1,800,000,000                  
First Lien Credit Agreement | Tranche B-2 Term Loan                        
Debt Instrument [Line Items]                        
Principal amount                       $ 550,000,000
First Lien Credit Agreement | Tranche B-3 Term Loan                        
Debt Instrument [Line Items]                        
Principal amount                     $ 675,000,000  
First Lien Credit Agreement | Tranche B-4 Term Loan                        
Debt Instrument [Line Items]                        
Principal amount   $ 2,566,000,000                    
First Lien Credit Agreement | Tranche B- 5 Term Loan                        
Debt Instrument [Line Items]                        
Principal amount $ 2,553,200,000                      
Principal at issuance (as a percent) 0.25%                      
First Lien Credit Agreement | Tranche B- 5 Term Loan | SOFR                        
Debt Instrument [Line Items]                        
Basis spread on variable rate (as a percent) 2.50%                      
First Lien Credit Agreement | Tranche B- 5 Term Loan | ABR                        
Debt Instrument [Line Items]                        
Basis spread on variable rate (as a percent) 1.50%                      
Swingline Loans | Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Aggregate amount of outstanding               50,000,000        
Swingline Loans | Revolving Credit Facility | ABR                        
Debt Instrument [Line Items]                        
Basis spread on variable rate (as a percent)         2.00%         2.25%    
LC Sublimit | Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Aggregate amount of outstanding               82,500,000        
Second Lien Credit Agreement                        
Debt Instrument [Line Items]                        
Principal amount       $ 450,000,000       $ 450,000,000        
Debt instrument, floor rate   0.00%                    
Loss on extinguishment of debt             $ 12,700,000