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Inventories - Summary of Inventories (Detail) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Inventory Disclosure [Abstract]    
Raw materials $ 42,556 $ 35,901
Work-in-process 7,424 5,184
Finished goods 7,289 8,102
Net balance $ 57,269 $ 49,187