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Note 3 - Inventories - Components of Inventories (Details) - USD ($)
$ in Thousands
Dec. 31, 2024
Dec. 31, 2023
Raw materials $ 54,024 $ 68,110
Work-in-process 1,008 8,912
Finished goods 22,204 11,911
Supplies 2,534 2,296
Total inventories $ 79,770 $ 91,229