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Inventory (Tables)
3 Months Ended
Mar. 31, 2022
Inventory Disclosure [Abstract]  
Inventory Inventory consists of the following (in thousands):
March 31, 2022December 31, 2021
Raw materials$2,084 $3,166 
Work-in-process9,420 9,342 
Finished goods3,875 3,293 
Total inventory$15,379 $15,801