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Note 13 - Property, Plant and Equipment (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2023 | Dec. 31, 2022
Statement Line Items [Line Items] |  |  |  |  |  |
Additions other than through business combinations, property, plant and equipment | $ 6,686 | $ 9,042 | $ 16,122 | $ 18,161 |  |
Notional amount | $ 18,000 |  | 18,000 |  |  | $ 12,000
Construction in progress [member] |  |  |  |  |  |
Statement Line Items [Line Items] |  |  |  |  |  |
Additions other than through business combinations, property, plant and equipment |  |  | $ 722 |  | $ 1,962 |

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