v3.26.3
Fair Value of Financial Instruments - Schedule of Unobservable Inputs Used in Fair Value Measurement of Investments (Details)
$ in Thousands
Sep. 30, 2026
USD ($)
Dec. 31, 2025
USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value $ 1,528,152 [1],[2],[3] $ 1,404,092 [4],[5],[6]
Preferred equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Equity securities 82,792 81,285
Common equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Equity securities 1,121,697 998,174
Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Fair Value 1,528,152 1,404,092
Level 3 | Preferred equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Equity securities 82,792 81,285
Level 3 | Common equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Equity securities 1,121,697 998,174
Discounted Cash Flow | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Senior Debt 320,829 323,829
Discounted Cash Flow | Level 3 | Preferred equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Equity securities 82,792 81,285
Discounted Cash Flow | Level 3 | Common equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Equity securities 1,091,917 993,978
Transaction Precedent | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Senior Debt 2,834 804
Equity securities $ 29,780 $ 4,196
Minimum | Discounted Cash Flow | Discount Rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, debt securities 0.108 0.100
Minimum | Discounted Cash Flow | Discount Rate | Level 3 | Preferred equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, equity securities 0.108 0.100
Minimum | Discounted Cash Flow | Discount Rate | Level 3 | Common equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, equity securities 0.108 0.100
Minimum | Market Comparables | EBITDA Multiple | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, debt securities 5.0 5.7
Minimum | Market Comparables | EBITDA Multiple | Level 3 | Preferred equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, equity securities 5.0 5.7
Minimum | Market Comparables | EBITDA Multiple | Level 3 | Common equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, equity securities 5.0 5.7
Maximum | Discounted Cash Flow | Discount Rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, debt securities 0.188 0.170
Maximum | Discounted Cash Flow | Discount Rate | Level 3 | Preferred equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, equity securities 0.188 0.170
Maximum | Discounted Cash Flow | Discount Rate | Level 3 | Common equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, equity securities 0.188 0.170
Maximum | Market Comparables | EBITDA Multiple | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, debt securities 19.0 20.4
Maximum | Market Comparables | EBITDA Multiple | Level 3 | Preferred equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, equity securities 19.0 20.4
Maximum | Market Comparables | EBITDA Multiple | Level 3 | Common equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, equity securities 19.0 20.4
Weighted Average | Discounted Cash Flow | Discount Rate | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, debt securities 0.143 0.137
Weighted Average | Discounted Cash Flow | Discount Rate | Level 3 | Preferred equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, equity securities 0.143 0.137
Weighted Average | Discounted Cash Flow | Discount Rate | Level 3 | Common equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, equity securities 0.143 0.137
Weighted Average | Market Comparables | EBITDA Multiple | Level 3    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, debt securities 12.4 12.8
Weighted Average | Market Comparables | EBITDA Multiple | Level 3 | Preferred equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, equity securities 12.4 12.8
Weighted Average | Market Comparables | EBITDA Multiple | Level 3 | Common equity    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Measurement input, equity securities 12.4 12.8
[1] All investments are US based unless otherwise noted.
[2] Percentages represent fair value as a percentage of net assets for each investment category.
[3] Security may be an obligation of one or more entities affiliated with the named company.
[4] All investments are US based unless otherwise noted.
[5] Percentages represent fair value as a percentage of net assets for each investment category.
[6] Security may be an obligation of one or more entities affiliated with the named company.