v3.25.4
Fair Value Measurement - Summary of Ranges of Significant Unobservable Inputs Used to Value Level 3 Assets (Parenthetical) (Details) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Business acquisition, investment owned fair value $ 15,674,510 [1] $ 7,273,815
Level 3    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Business acquisition, investment owned fair value 12,146,614 5,398,349
Income Approach | Level 3    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Business acquisition, investment owned fair value $ 8,613,637 $ 3,973,473
Fair value of debt investments percentage using income approach 71.00% 73.70%
Investment Adviser did not Develop Unobservable Inputs | Level 3    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]    
Business acquisition, investment owned fair value $ 3,506,783 $ 1,419,504
[1] For Industry subtotal and percentage, see Note 4 “Investments.”