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Note 5 - Inventory - Carrying Values of Inventory (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Finished goods $ 16,235 $ 11,719
Work in process 611 879
Raw and indirect materials 25,532 33,897
Inventory, Gross 42,378 46,495
LIFO reserve (9,400) (19,734)
Total inventory $ 32,978 $ 26,761