Quarterly report [Sections 13 or 15(d)]

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

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FAIR VALUE HIERARCHY FOR INVESTMENTS—PORTFOLIO COMPOSITION - Percentage of Portfolio Investments by Geographical Regions (Details)
 3 Months Ended 6 Months Ended 12 Months Ended
Mar. 31, 2026
Jun. 30, 2025
Dec. 31, 2025
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 100.00%   100.00%
Investment Owned, At Cost | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 100.00% 100.00%  
Investment Owned, At Fair Value | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 100.00% 100.00%  
West | Investment Owned, At Cost | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 22.00% 22.00%  
West | Investment Owned, At Fair Value | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 22.30% 22.30%  
Midwest | Investment Owned, At Cost | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 20.60% 20.90%  
Midwest | Investment Owned, At Fair Value | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 21.20% 21.20%  
Southeast | Investment Owned, At Cost | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 19.20% 18.50%  
Southeast | Investment Owned, At Fair Value | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 17.00% 16.50%  
Southwest | Investment Owned, At Cost | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 18.90% 19.40%  
Southwest | Investment Owned, At Fair Value | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 21.30% 21.80%  
Northeast | Investment Owned, At Cost | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 15.30% 15.10%  
Northeast | Investment Owned, At Fair Value | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 14.30% 14.30%  
Canada | Investment Owned, At Cost | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 3.10% 3.10%  
Canada | Investment Owned, At Fair Value | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 3.00% 2.90%  
Other Non-U.S. | Investment Owned, At Cost | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 0.90% 1.00%  
Other Non-U.S. | Investment Owned, At Fair Value | Geographic Concentration Risk      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Concentration risk, percentage (as a percent) 0.90% 1.00%