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INVENTORIES, NET (Tables)
3 Months Ended
Mar. 31, 2021
Inventory Disclosure [Abstract]  
Schedule of inventory
Inventories consisted of the following (in thousands):
March 31, 2021December 31, 2020
Raw materials$13,028 $14,454 
Work in process4,204 4,262 
Finished goods22,125 21,321 
Total inventories$39,357 $40,037