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Inventory - Summary of Inventory (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Inventory Disclosure [Abstract]    
Raw materials $ 4,394 $ 3,042
Work in process 1,231 1,642
Finished products 3,342 2,938
Inventory $ 8,967 $ 7,622