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INVENTORIES (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Inventory Disclosure [Abstract]    
Finished goods $ 122,510 $ 110,182
Work in process 19,721 17,344
Obsolescence reserve (12,867) (12,696)
Inventories $ 129,364 $ 114,830