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Property and Equipment (Details Narrative) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Property and Equipment        
Depreciation and amortization expense $ 63,000 $ 34,000 $ 158,000 $ 128,000