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Inventories, net (Tables)
12 Months Ended
Dec. 31, 2021
Inventory Disclosure [Abstract]  
Schedule of Inventory
Inventories, net consist of the following:
December 31,
20212020
(in thousands)
Raw materials$31,850 $13,788 
Work in process663 2,028 
Finished goods1,881 320 
$34,394 $16,136