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Components of Inventory (Detail) - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Components of inventory, net of allowances    
Raw materials $ 6,465 $ 4,444
Work-in-process 2,192 1,726
Finished goods 7,770 6,759
Inventory $ 16,427 $ 12,929