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Derivative Instruments (Details Narrative) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 30, 2023
Jun. 30, 2023
Mar. 31, 2023
Sep. 30, 2022
Jun. 30, 2022
Mar. 31, 2022
Sep. 30, 2023
Sep. 30, 2022
Loss $ (1,292,000) $ (1,040,000) $ (380,000) $ (1,057,000) $ (1,691,000) $ (514,000) $ (2,712,000) $ (3,262,000)
Vendetta Warrants [Member]                
Loss               $ 4,000
Solitario [Member]                
Gain on derivative instruments 7,000           30,000  
Covered calls outstanding balance 1,000           $ 1,000  
Proceeds from sale of covered calls $ 31,000