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Note 4 - Debt and Liabilities (Details Textual) - USD ($)
Apr. 13, 2020
Sep. 30, 2021
Dec. 31, 2020
Accrued Payables, Current   $ 2,164,013 $ 823,420
Accrued Payroll Taxes, Current   1,032,181 $ 77,303
JPMorgan Chase Bank N.A [Member] | Paycheck Protection Program CARES Act [Member]      
Debt Instrument, Face Amount $ 2,004,175    
Debt Instrument, Term (Year) 2 years    
Notes Payable, Total   $ 1,999,175