Inventories - Summary of Inventories (Detail) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Inventory, Net [Abstract]
Raw materials	$ 21,661	$ 19,774
Work in process	9,091	7,183
Finished goods	2,466	2,436
Obsolescence allowance	(2,920)	(2,867)
Total inventories	$ 30,298	$ 26,526

Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount of valuation reserve for inventory.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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