Note 11 - Income Taxes - Provision for Income Taxes (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Loss from continuing operations before taxes	$ (1,741,027)	$ (5,493,471)
Income tax benefit at federal statutory rate	(365,616)	(1,153,629)
State income tax benefit, net of federal benefit	(247,516)	13,334
Permanent Differences	1,782,519	(155,260)
Net Operating Loss ("NOL") expirations	28,617	12,431
Other	31,234	(174,566)
Change in federal valuation allowance	2,293,215	1,959,627
Income tax (benefit) expense	$ (42,585)	$ 812,457