Annual report [Section 13 and 15(d), not S-K Item 405]

Net Increase (Decrease) in Net Assets Resulting from Operations Per Common Share - Schedule of Basic and Diluted Net Increase (Decrease) in Net Assets Resulting from Operations Per Common Share (Details)

v3.25.0.1
Net Increase (Decrease) in Net Assets Resulting from Operations Per Common Share - Schedule of Basic and Diluted Net Increase (Decrease) in Net Assets Resulting from Operations Per Common Share (Details) - USD ($)
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Schedule of Basic and Diluted Net Increase (Decrease) in Net Assets Resulting from Operations Per Common Share [Abstract]          
Net increase (decrease) in net assets resulting from operations $ (178,900) $ 6,646,925 $ 11,993,452    
Weighted average shares outstanding for year          
Basic 120,486,061 120,486,061 120,486,061 120,486,061 120,486,061
Diluted 120,486,061 120,486,061 120,486,061    
Basic and diluted net increase (decrease) in net assets resulting from operations per common share          
Basic [1] $ (0.001) $ 0.055 $ 0.1    
Diluted [1] $ (0.001) $ 0.055 $ 0.1    
[1] Per share data based on weighted average shares outstanding.