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Note 6 - Inventories - Components of Inventory (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Sep. 30, 2021
Raw materials $ 35,216 $ 23,072
Work-in-process 3,629 2,482
Finished goods 6,238 3,361
Inventories, gross 45,083 28,915
Inventory reserve (1,509) (1,391)
Inventories, net $ 43,574 $ 27,524