Note 2 - Liquidity and Management's Plans (Details Textual) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Cash and Cash Equivalents, at Carrying Value, Ending Balance	$ 2,839,687	$ 1,644.210
Net Cash Provided by (Used in) Operating Activities, Total	1,203,354	1,100,809
Net Working Capital	495,446
Operating Income (Loss), Total	(490,503)	(2,131,474)
Retained Earnings (Accumulated Deficit), Ending Balance	$ (70,322,550)	$ (69,625,790)