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Note 13 - Subsequent Event (Details Textual) - USD ($) |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Apr. 09, 2025 | Mar. 31, 2025 | Dec. 31, 2024
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] |  | Prime Rate [Member] | Prime Rate [Member]
Mr. Neal Goldman, Ms. Benedetta Casamento, and Dr. Didier Demesmin [Member] | Forecast [Member] |  |  |
Company Ownership Percentage | 50.00% |  |
Debt Instrument, Conversion Rate, Minimum Market Reference Price (in dollars per share) | $ 0.5 |  |
Mr. Neal Goldman, Ms. Benedetta Casamento, and Dr. Didier Demesmin [Member] | Forecast [Member] | Promissory Note [Member] |  |  |
Debt Instrument, Basis Spread on Variable Rate | 2.50% |  |
Debt Instrument, Equity Securities Issuance, Gross Proceeds Benchmark | $ 4,000,000 |  |
Mr. Neal Goldman, Ms. Benedetta Casamento, and Dr. Didier Demesmin [Member] | Promissory Note [Member] | Forecast [Member] |  |  |
Debt Instrument, Face Amount | $ 800,000 |  |
Debt Instrument, Basis Spread on Variable Rate | 2.50% |  |
Debt Instrument, Equity Securities Issuance, Gross Proceeds Benchmark | $ 4,000,000 |  |

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- Definition The minimum price per share of the conversion feature embedded in the debt instrument. + References No definition available. + Details
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- Definition Covenant for a debt instrument where if the company sells equity securities for gross proceeds in excess of a certain value then the holders of the debt may request repayment. + References No definition available. + Details
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