Note 11 - Income Taxes - Effective Income Tax Rate Reconciliation (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Expected federal income tax benefit	$ (3,620,353)	$ (2,395,036)
Stock compensation	661,887	169,957
Other permanent items	154,036	1,616
Other deferred items	1,069,111
Effect of change in valuation allowance	1,735,319	2,223,463
Actual federal income tax benefit	$ 0	$ 0