Quarterly report [Sections 13 or 15(d)]

Financial Highlights - Schedule of Financial Highlights (Details)

v3.25.3
Financial Highlights - Schedule of Financial Highlights (Details) - USD ($)
 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Investment Company, Financial Highlights [Line Items]      
Net asset value, beginning of period $ 25.31 $ 23.56  
Income from operations:      
Net investment income 1.58 0.47  
Net realized (loss) gain on sales and dispositions of investments (0.67) 4.30  
Net change in unrealized appreciation/depreciation on investments (3.98) (0.21)  
(Decrease) increase in net assets from operations (3.07) 4.56  
Payment of cash dividend (0.87) (0.83)  
Effect of stock dividend (3.31) 0  
(Decrease) Increase In Net Assets Per Share, Total (7.25) 3.73  
Increase in net assets (7.25) 3.73  
Net asset value, end of period 18.06 27.29  
Per share market price, end of period $ 14.5 $ 16.8  
Total return based on market value (20.16%) 35.72%  
Total return based on net asset value (25.23%) 19.36%  
Supplemental data:      
Ratio of expenses before income taxes to average net assets 1.17% 10.59%  
Ratio of expenses including income taxes to average net assets 1.12% 10.12%  
Ratio of net investment income to average net assets 10.51% 2.46%  
Portfolio turnover 6.85% 14.55%  
Debt/equity ratio 0.00% 5.54%  
Net assets, end of period $ 53,621,514 $ 70,446,636  
Total amount of senior securities outstanding, exclusive of treasury securities   $ 3,900,000 $ 600,000
Asset coverage per unit   190.63%