Note 9 - Income Taxes - Components of Income Taxes (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Federal	$ 14,978	$ (1,528,305)
State	13,399	950
Total current tax provision	28,377	(1,527,355)
Income (benefit) / tax expense	$ 28,377	$ (1,527,355)