Note 16 - General and Administrative Expenses - Components of General and Administrative Expenses (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
General and Administrative Expense [Abstract]
Marketing and investor relations	$ 169,904	$ 58,866	$ 250,899	$ 181,359
Office and administrative costs	52,506	72,819	115,049	146,543
Insurance	286,010	267,921	609,176	490,376
Professional fees	286,804	623,519	705,612	791,579
Regulatory fees	76,389	93,162	184,282	172,592
Salaries and benefits	433,385	439,234	996,529	921,688
Stock-based compensation	641,554	725,049	1,312,179	1,332,867
Travel	95,854	58,222	186,675	97,709
Director fees	150,000	171,250	300,000	356,250
Total	$ 2,192,406	$ 2,510,042	$ 4,660,401	$ 4,490,963