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Note 9 - Convertible Notes (Details Textual)		1 Months Ended		12 Months Ended
Note 9 - Convertible Notes (Details Textual)	Aug. 16, 2023 shares	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Liabilities, Fair Value Adjustment				$ (0)	$ 5,424,251
Conversion of Debt into Common Stock [Member]
Debt Conversion, Converted Instrument, Shares Issued \| shares	795,905
Debt Conversion, Converted Instrument, Warrants or Options Issued \| shares	101,367
Convertible Debt [Member]
Liabilities, Fair Value Adjustment				$ 0	5,400,000
Debt Instrument, Convertible, Number of Equity Instruments	897,272
Adjustments to Additional Paid in Capital, Convertible Debt with Conversion Feature					$ 7,000,000
The 2020 Notes [Member]
Proceeds from Issuance of Long-Term Debt			$ 5,100,000
The 2021 Notes [Member]
Proceeds from Issuance of Long-Term Debt		$ 6,000,000