Note 15 - Income Taxes (Details Textual) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Tax Expense (Benefit), Total	$ (189)	$ (0)	$ 142,811	$ (0)
Deferred Income Tax Expense (Benefit)			(20,000)	0
United States, Hong Kong, and Nigeria [Member]
Income Tax Expense (Benefit), Total	$ 0	$ 0	0	$ 0
SPAIN
Income Tax Expense (Benefit), Total			142,811
Current Income Tax Expense (Benefit)			162,811
Deferred Income Tax Expense (Benefit)			$ 20,000