Quarterly report [Sections 13 or 15(d)]

FAIR VALUE HIERARCHY FOR INVESTMENTS???PORTFOLIO COMPOSITION - Schedule of Percentage of Portfolio Investments by Geographical Regions (Details)

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FAIR VALUE HIERARCHY FOR INVESTMENTS—PORTFOLIO COMPOSITION - Schedule of Percentage of Portfolio Investments by Geographical Regions (Details) - Geographic Concentration Risk
 9 Months Ended 12 Months Ended
Sep. 30, 2025
Dec. 31, 2024
Investment Owned, At Cost    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 100.00% 100.00%
Investment Owned, At Cost | West    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 25.70% 25.10%
Investment Owned, At Cost | Midwest    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 20.00% 22.70%
Investment Owned, At Cost | Southwest    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 19.30% 16.70%
Investment Owned, At Cost | Northeast    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 18.20% 21.20%
Investment Owned, At Cost | Southeast    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 14.20% 11.60%
Investment Owned, At Cost | Canada    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 1.20% 1.30%
Investment Owned, At Cost | Other Non-United States    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 1.40% 1.40%
Investment Owned, At Fair Value    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 100.00% 100.00%
Investment Owned, At Fair Value | West    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 25.00% 24.10%
Investment Owned, At Fair Value | Midwest    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 21.00% 24.20%
Investment Owned, At Fair Value | Southwest    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 23.40% 20.10%
Investment Owned, At Fair Value | Northeast    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 15.50% 19.40%
Investment Owned, At Fair Value | Southeast    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 12.80% 9.70%
Investment Owned, At Fair Value | Canada    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 1.10% 1.20%
Investment Owned, At Fair Value | Other Non-United States    
Fair Value Measurement Inputs and Valuation Techniques [Line Items]    
Concentration risk (as a percent) 1.20% 1.30%