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Note 6 - Inventories - Schedule of Inventory (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Sep. 30, 2022
Raw materials $ 6,958 $ 5,277
Finished goods 844 844
Work in process 1,103 744
Inventories, gross 8,905 6,865
Reserve for obsolescence (902) (857)
Inventories, net $ 8,003 $ 6,008