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INVENTORY (Schedule of Inventory) (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Jun. 30, 2019
INVENTORY [Abstract]      
Raw materials $ 14,130 $ 12,466 $ 12,947
Work-in-process 1,189 856 1,048
Finished goods 59,227 63,409 63,463
Total $ 74,546 $ 76,731 $ 77,458