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Derivative Instruments (Details Narrative) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Jul. 31, 2019
Payments for repurchase of covered calls $ 0 $ 2,000 $ 4,000 $ 42,000  
Number of securities called by warrants         3,450,000
Warrants, fair value         $ 233,000
Vendetta Warrants [Member]          
Number of securities called by warrants 165,000   165,000    
Warrants, fair value $ 68,000   $ 68,000    
Warrants, exercise price $ 0.13   $ 0.13    
Kinross Calls [Member]          
Payments for repurchase of covered calls   8,000 $ 1,000    
Proceeds from sale of covered calls   $ 8,000