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Inventories - Schedule of Inventory, Current (Details) - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Inventory Disclosure [Abstract]    
Raw materials and purchased parts $ 5,607 $ 3,971
Work in process 4,038 4,031
Finished goods 12,109 10,429
Total inventories, gross 21,754 18,431
Less inventory reserves (1,824) (1,157)
Total inventories, net $ 19,930 $ 17,274