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Note 9 - Convertible Notes Payable at Fair Value - Schedule of Debt (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Face value | $ 27,656 | $ 20,000
Accrued Interest | $ 4,785 | $ 1,772
Debenture, Tranche One [Member] |  |
Issuance Date | Dec. 07, 2022 | Dec. 07, 2022
Face value | $ 11,100 | $ 11,100
Accrued Interest | $ 2,370 | $ 1,034
Debenture, Tranche Two [Member] |  |
Issuance Date | Dec. 08, 2022 | Dec. 08, 2022
Face value | $ 8,150 | $ 8,150
Accrued Interest | $ 1,657 | $ 676
Debenture, Tranche Three [Member] |  |
Issuance Date | Dec. 20, 2022 | Dec. 20, 2022
Face value | $ 750 | $ 750
Accrued Interest | $ 153 | $ 62
Debenture, Tranche Four [Member] |  |
Issuance Date | Feb. 05, 2024 |
Face value | $ 4,318 |
Accrued Interest | $ 470 |
Debenture, Tranche Five [Member] |  |
Issuance Date | Aug. 30, 2024 |
Face value | $ 3,338 |
Accrued Interest | $ 136 |

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