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Note 12 - Income Taxes - Income Tax Reconciliation (Details) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Income Before Provision for Income Taxes $ 9,419,490 $ 5,281,730
Statutory rate 21.00% 21.00%
Tax at statutory rate $ 1,978,092 $ 1,109,163
State taxes, net of federal benefit 551,179 79,165
Permanent differences 23,889 196,142
Return to Provision Adjustments and Other (113,533) 283,550
Provision for income taxes $ 2,439,627 $ 1,668,020