Note 9 - Income Taxes - Components of Income Taxes (Details) - USD ($)	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Federal		$ 58,304
State	(11,506)	80,367
Total current tax provision	(11,506)	138,671
Federal	1,425,414	(495,233)
State
Total deferred tax provision	1,425,414	(495,228)
Income tax expense/(benefit)	$ 1,413,908	$ (356,562)

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

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