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Note 17 - Financial Value Measurements - Schedule of the Fair Value of Available-for-sale Securities (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Available for sale securities, amortized cost | $ 181,217 | $ 171,815
Available for sale securities, fair value | 181,210 | 171,841
Available for sale securities, gross unrealized gains (losses) | (7) | 26
US Treasury Securities [Member] |  |
Available for sale securities, amortized cost | 181,217 | 171,815
Available for sale securities, fair value | 181,210 | 171,841
Available for sale securities, gross unrealized gains (losses) | $ (7) | $ 26

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