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v3.24.1.1.u2

Note 6 - Long-term Debt (Details Textual) |  | 3 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 22, 2022 USD ($) $ / shares shares | Mar. 31, 2024 USD ($) | Mar. 31, 2023 USD ($) | Dec. 31, 2023 USD ($) | Sep. 30, 2023 USD ($) $ / shares shares
Senior Promissory Notes Placement Agent Warrants [Member] |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) | shares | 28,846 |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares | $ 5.2 |  |  |  |
Warrants and Rights Outstanding, Term (Year) | 5 years |  |  |  |
The 2023 Warrants [Member] |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) | shares |  |  |  |  | 531,250
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares |  |  |  |  | $ 5.2
Warrants and Rights Outstanding, Term (Year) |  |  |  |  | 5 years
The 2023 Warrants [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Warrants and Rights Outstanding, Measurement Input |  |  |  |  | 5
The 2023 Warrants [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Warrants and Rights Outstanding, Measurement Input |  |  |  |  | 3.89
The 2023 Warrants [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Warrants and Rights Outstanding, Measurement Input |  |  |  |  | 5.2
The 2023 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Warrants and Rights Outstanding, Measurement Input |  |  |  |  | 0.046
Senior Promissory Notes [Member] |  |  |  |  |
Debt Instrument, Face Amount | $ 6,000,000 | $ 6,000,000 |  | $ 6,000,000 |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) | shares | 531,250 |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares | $ 5.2 |  |  |  |
Warrants and Rights Outstanding, Term (Year) | 5 years |  |  |  |
Debt Instrument, Term (Month) | 24 months |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 10.00% |  |  |  |
Debt Instrument, Stated Rate, Monthly Increase if Unpaid | 1.00% |  |  |  |
Debt Instrument, Unamortized Discount, Total | $ 695,749 | 1,165,949 |  | $ 1,311,989 | $ 1,193,206
Interest Expense, Debt, Total |  | 0 | $ 0 |  |
Amortization of Debt Issuance Costs |  | $ 146,040 | $ 84,528 |  |
Senior Promissory Notes [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Debt Instrument, Measurement Input | 2.5 |  |  |  |
Senior Promissory Notes [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Debt Instrument, Measurement Input | 3.44 |  |  |  |
Senior Promissory Notes [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Debt Instrument, Measurement Input | 5.2 |  |  |  |
Senior Promissory Notes [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Debt Instrument, Measurement Input | 0.808 |  |  |  |
Senior Promissory Notes [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Debt Instrument, Measurement Input | 0.0313 |  |  |  |
Senior Promissory Notes [Member] | Measurement Input, Forfeiture Rate [Member] |  |  |  |  |
Debt Instrument, Measurement Input | 0 |  |  |  |
Senior Promissory Notes [Member] | Maximum [Member] |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 16.00% |  |  |  |

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