INVENTORY - Schedule of Inventory (Details) - USD ($)
$ in Thousands
Sep. 30, 2016
Dec. 31, 2015
Inventory Disclosure [Abstract]    
Raw materials $ 6,538 $ 6,539
Work-in-process 1,281 1,064
Finished goods 8,284 5,145
Inventory $ 16,103 $ 12,748