v3.26.1
Financial Highlights - Summary of Financial Highlights (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Dec. 31, 2024
Per Share Data:        
Net asset value per Unit, beginning of period $ 16.01 $ 16.13    
Net investment income 0.32 0.38    
Net realized and unrealized gain (loss) (0.03) (0.19)    
Net increase in Unitholders' capital resulting from operations 0.29 0.19    
Distributions to Unitholders:        
From distributable earnings 0 0    
From return of capital 0 0    
Net asset value per Unit, end of period $ 16.3 $ 16.32    
Total Return 1.81% 1.18%    
Unitholders' capital, end of period $ 19,456 $ 16,018 $ 19,111  
Units outstanding, end of period 1,193,638 981,403 1,193,638 981,403
Ratios to average net assets of Unitholders' Capital:        
Net investment income 1.99% 2.32%    
Operating expenses 1.40% 1.44%    
Interest and other credit facility expenses 2.82% 3.44%    
Total expenses 4.22% 4.88%    
Average debt outstanding $ 28,274 $ 20,278    
Portfolio turnover ratio 6.20% 16.50%