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Inventory (Tables)
3 Months Ended
Mar. 31, 2022
Inventory Disclosure [Abstract]  
Schedule of Inventory
Inventory consists of the following:
(in thousands)MARCH 31, 2022DECEMBER 31, 2021
Raw materials$4,968 $5,368 
Work-in-process30,480 30,989 
Finished goods4,742 4,053 
Total inventory$40,190 $40,410