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Note 9 - Convertible Notes (Details Textual)
1 Months Ended 3 Months Ended 9 Months Ended
Aug. 16, 2023
shares
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Sep. 30, 2024
USD ($)
Sep. 30, 2023
USD ($)
Sep. 30, 2024
USD ($)
Sep. 30, 2023
USD ($)
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 $ 4,800,000 $ 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   $ 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