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INVENTORIES (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Inventory Disclosure [Abstract]    
Raw material $ 103,197 $ 78,733
Work-in-process 45,186 36,485
Finished goods 196,956 178,461
Inventory, Gross $ 345,339 $ 293,679