v3.26.1
Fair Value of Financial Instruments - Changes in Investments using Level 3 Inputs (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance at the beginning of period $ 5,935,498 $ 1,002,343
Net realized gains 31,058 4,037
Net unrealized gains 145,112 51,957
Purchases 10,392,681 5,368,849
Sales (585,311) (159,181)
Repayments (1,187,965) (207,091)
PIK interest and dividends 81,200 24,834
Net accretion of discount on investments 25,821 10,729
Transfers into Level 3 337,669 153,782
Transfers out of Level 3 (677,955) (314,761)
Balance at the end of period $ 14,497,808 $ 5,935,498