v3.26.1
Consolidated Statements of Assets and Liabilities (Parenthetical) - USD ($)
$ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Cost [1],[2] $ 15,002,793 $ 14,127,213
Restricted cash [3] 0 0
Foreign cash, cost 3,435 709
Debt Issuance Costs $ 95,067 $ 84,123
Common stock, par value (in USD per share) $ 0.01 $ 0.01
Common stock, shares authorized (in shares) 1,000,000,000 1,000,000,000
Common stock, shares, issued (in shares) 457,612,537 464,047,623
Common stock, shares, outstanding (in shares) 457,612,537 464,047,623
Non-controlled, non-affiliated investments    
Cost [1],[2] $ 13,997,430 $ 13,262,010
Non-controlled, affiliated investments    
Cost [1],[2] 854,843 736,415
Controlled, affiliated investments    
Cost [1],[2] $ 150,520 $ 128,788
[1] The amortized cost represents the original cost adjusted for the amortization or accretion of premium or discount, as applicable, on debt investments using the effective interest method.
[2] As of June 30, 2026, the net estimated unrealized loss for U.S. federal income tax purposes was $108.4 million based on a tax cost basis of $14.8 billion. As of June 30, 2026, the estimated aggregate gross unrealized loss for U.S. federal income tax purposes was $807.0 million and the estimated aggregate gross unrealized gain for U.S. federal income tax purposes was $698.6 million.
[3] The Company held no restricted cash in the periods presented.