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v3.25.2

Note 11 - Warrants (Details Textual) | 6 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Jun. 30, 2025 $ / shares shares | Dec. 31, 2024 $ / shares shares | Mar. 14, 2025 $ / shares shares
Class of Warrant or Right, Outstanding (in shares) | shares | 5,364,802 | 4,587,002 |
Class of Warrant or Right, Weighted Average Remaining Contractual Term (Year) | 3 years 21 days | 3 years 1 month 9 days |
Settlement Warrants [Member] |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) |  |  | $ 3.25
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) | shares |  |  | 777,800
Warrants and Rights Outstanding, Term (Year) |  |  | 6 years
Warrants and Rights, Fair Value Per Share (in dollars per share) |  |  | $ 1.34
Settlement Warrants [Member] | Measurement Input, Price Volatility [Member] |  |  |
Warrants and Rights Outstanding, Measurement Input |  |  | 0.94
Settlement Warrants [Member] | Measurement Input, Expected Term [Member] |  |  |
Warrants and Rights Outstanding, Measurement Input |  |  | 6
Settlement Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |
Warrants and Rights Outstanding, Measurement Input |  |  | 0.0415
Settlement Warrants [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |
Warrants and Rights Outstanding, Measurement Input |  |  | 0
Settlement Warrants [Member] | Measurement Input, Share Price [Member] |  |  |
Warrants and Rights Outstanding, Measurement Input |  |  | 1.88
Weighted Average [Member] |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ 4.66 | $ 4.9 |

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