Note 7 - Convertible Debentures and Notes Payable - Schedule of Long-term Debt Instruments (Details) - USD ($)	Dec. 31, 2023	Dec. 31, 2022
Notes payable	$ 2,046,465	$ 1,677,754
Less: current maturities	(155,733)	(643,348)
Notes payable, net of current installments and debt discount	1,890,732	1,034,406
Notes Payable, Other Payables [Member] | Related Party One [Member]
Notes payable	120,000	120,000
Notes Payable, Other Payables [Member] | Related Party Two [Member]
Notes payable	1,000,000	1,000,000
Notes Payable, Other Payables [Member] | Related Party Three [Member]
Notes payable	500,000	500,000
Notes Payable to Banks [Member]
Notes payable	34,365	44,521
Notes Payable for Purchase Contract, One [Member]
Notes payable	0	13,233
Notes Payable for Purchase Contract, Two [Member]
Notes payable	$ 392,100