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Note 12 - Income Taxes (Details Textual) - USD ($)
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Income (Loss) Attributable to Parent, before Tax, Total $ (1,100,000) $ (1,000,000.0)
Income Tax Expense (Benefit), Total $ (703,406) $ (232,933)
Effective Income Tax Rate Reconciliation, Percent, Total 66.10% 22.30%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 21.00%