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Inventory (Tables)
3 Months Ended
Mar. 31, 2022
Inventory Disclosure [Abstract]  
Schedule of Inventories Inventory consisted of the following:
 March 31, 2022December 31, 2021
Raw material$716 $293 
Work in progress1,708 3,082 
Finished goods6,540 7,269 
Spare parts4,619 4,380 
Total inventory$13,583 $15,024