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Inventories
3 Months Ended
Mar. 31, 2022
Inventory Disclosure [Abstract]  
Inventories Inventories
Inventories, net are stated at the lower of cost and net realizable value using the first-in first-out costing method. Inventories as of March 31, 2022 and December 31, 2021 include the costs of material, labor, and factory overhead. Components of inventories consist of the following:
March 31,
2022
December 31,
2021
Raw materials$15,831 $15,772 
Work in process4,481 4,035 
Finished goods5,353 4,833 
$25,665 $24,640