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Inventory - Components of Inventory (Detail) - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Inventory Disclosure [Abstract]    
Raw materials $ 3,563 $ 3,038
Work in process 3,862 3,363
Finished goods 1,989 2,516
Inventory $ 9,414 $ 8,917