v3.25.3
Liquidity and Financing Arrangements (Details Narrative) - USD ($)
Sep. 30, 2022
Dec. 31, 2021
Cash and cash equivalents $ 20,100,000 $ 23,500,000
Net assets 15,500,000 13,000,000.0
Invested in portfolio securities 36,200,000 36,400,000
Restricted cash and temporary cash investments 4,000,000.0 2,500,000
Margin deposit 40,000.00 30,000.00
Borrowed amount 4,000,000.0 2,500,000
Equus Energy, LLC [Member]    
Investment in additional equity 150,000  
US Treasury Securities [Member]    
Restricted cash and temporary cash investments 4,000,000.0 2,500,000
Borrowed amount $ 4,040,000.00 $ 2,530,000