v3.26.1
Investment Valuations and Fair Value Measurements - Summary of Valuation Techniques and Quantitative Information in Determining Fair value of Level 3 Investments (Details) - Level 3
$ in Thousands
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Debt | Income Method | Discount Rate    
Investment Valuations And Fair Value Measurements [Line Items]    
Fair Value $ 878,416 $ 889,873
Debt | Income Method | Discount Rate | Minimum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 8 10.3
Debt | Income Method | Discount Rate | Maximum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 19.1 22.2
Debt | Income Method | Discount Rate | Weighted Average    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 11.1 13
Debt | Market Method    
Investment Valuations And Fair Value Measurements [Line Items]    
Fair Value $ 66,312  
Debt | Market Method | Indicative Bid    
Investment Valuations And Fair Value Measurements [Line Items]    
Fair Value $ 56,008  
Debt | Market Method | Indicative Bid | Minimum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 99.3  
Debt | Market Method | Indicative Bid | Maximum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 99.3  
Debt | Market Method | Indicative Bid | Weighted Average    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 99.3  
Debt | Market Method | EBITDA Multiple    
Investment Valuations And Fair Value Measurements [Line Items]    
Fair Value $ 169,177 $ 52,030
Debt | Market Method | EBITDA Multiple | Minimum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 4.5 6.5
Debt | Market Method | EBITDA Multiple | Maximum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 9.5 8
Debt | Market Method | EBITDA Multiple | Weighted Average    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 6.8 7.1
Debt | Income Method | Discount Rate    
Investment Valuations And Fair Value Measurements [Line Items]    
Fair Value $ 31,362  
Debt | Income Method | Discount Rate | Minimum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 15.4  
Debt | Income Method | Discount Rate | Maximum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 18.1  
Debt | Income Method | Discount Rate | Weighted Average    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 16.8  
Debt | Market Method    
Investment Valuations And Fair Value Measurements [Line Items]    
Fair Value $ 83,079  
Debt | Market Method | Indicative Bid | Minimum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 101  
Debt | Market Method | Indicative Bid | Maximum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 101  
Debt | Market Method | Indicative Bid | Weighted Average    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 101  
Debt | Income Method | Discount Rate    
Investment Valuations And Fair Value Measurements [Line Items]    
Fair Value $ 34,950  
Debt | Income Method | Discount Rate | Minimum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 13.3  
Debt | Income Method | Discount Rate | Maximum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 27  
Debt | Income Method | Discount Rate | Weighted Average    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 20.8  
Debt | Market Method | EBITDA Multiple | Minimum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 3.8  
Debt | Market Method | EBITDA Multiple | Maximum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 7.5  
Debt | Market Method | EBITDA Multiple | Weighted Average    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 5.9  
Equity | Income Method | EBITDA Multiple    
Investment Valuations And Fair Value Measurements [Line Items]    
Fair Value $ 39,625  
Equity | Income Method | EBITDA Multiple | Minimum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 4.8  
Equity | Income Method | EBITDA Multiple | Maximum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 10.8  
Equity | Income Method | EBITDA Multiple | Weighted Average    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 8.1  
Equity | Market Method | EBITDA Multiple    
Investment Valuations And Fair Value Measurements [Line Items]    
Fair Value   $ 224
Equity | Market Method | EBITDA Multiple | Minimum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input   5.8
Equity | Market Method | EBITDA Multiple | Maximum    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input   7.5
Equity | Market Method | EBITDA Multiple | Weighted Average    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input   6.8
Equity | Market Method | Revenue Multiple    
Investment Valuations And Fair Value Measurements [Line Items]    
Fair Value $ 250  
Equity | Market Method | Revenue Multiple | Minimum    
Investment Valuations And Fair Value Measurements [Line Items]    
Equity securities, measurement input 1.3  
Equity | Market Method | Revenue Multiple | Maximum    
Investment Valuations And Fair Value Measurements [Line Items]    
Equity securities, measurement input 1.5  
Equity | Market Method | Revenue Multiple | Weighted Average    
Investment Valuations And Fair Value Measurements [Line Items]    
Debt securities, measurement input 1.4