v3.26.3
Fair Value Measurements - Schedule of Quantitative Information About Significant Unobservable Inputs of Level 3 Assets (Details) - Level 3
$ in Thousands
Sep. 30, 2026
USD ($)
Dec. 31, 2025
USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 1,699,248 $ 1,291,490
Yield Analysis | Discount Rate | First-Lien Senior Secured Debt Investments    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 1,370,514 $ 868,271
Range (Weighted Average) 0.114 0.097
Yield Analysis | Discount Rate | First-Lien Senior Secured Debt Investments | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Range (Weighted Average) 0.097 0.088
Yield Analysis | Discount Rate | First-Lien Senior Secured Debt Investments | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Range (Weighted Average) 0.171 0.112
Yield Analysis | Discount Rate | Second Lien Senior Secured Debt Investments    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 46,075 $ 48,987
Range (Weighted Average) 0.131 0.114
Yield Analysis | Discount Rate | Second Lien Senior Secured Debt Investments | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Range (Weighted Average) 0.131 0.114
Yield Analysis | Discount Rate | Second Lien Senior Secured Debt Investments | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Range (Weighted Average) 0.131 0.114
Yield Analysis | Discount Rate | Unsecured Debt Investments    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 83,067 $ 65,086
Range (Weighted Average) 0.146 0.134
Yield Analysis | Discount Rate | Unsecured Debt Investments | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Range (Weighted Average) 0.144 0.133
Yield Analysis | Discount Rate | Unsecured Debt Investments | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Range (Weighted Average) 0.151 0.138
Recent Transaction | Discount Rate | Equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 2,000  
Range (Weighted Average) 1  
Recent Transaction | Discount Rate | Equity | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Range (Weighted Average) 1  
Recent Transaction | Discount Rate | Equity | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Range (Weighted Average) 1  
Recent Transaction | Transaction Price | First-Lien Senior Secured Debt Investments    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 197,592 $ 294,446
Range (Weighted Average) 0.985 0.985
Recent Transaction | Transaction Price | First-Lien Senior Secured Debt Investments | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Range (Weighted Average) 0.983 0.98
Recent Transaction | Transaction Price | First-Lien Senior Secured Debt Investments | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Range (Weighted Average) 0.988 0.993
Recent Transaction | Transaction Price | Unsecured Debt Investments    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value   $ 14,700
Range (Weighted Average)   0.98
Recent Transaction | Transaction Price | Unsecured Debt Investments | Minimum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Range (Weighted Average)   0.98
Recent Transaction | Transaction Price | Unsecured Debt Investments | Maximum    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Range (Weighted Average)   0.98