INVENTORY (Tables)

12 Months Ended

Dec. 31, 2018

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventory consisted of the following (in thousands):

	December 31,
	2018		2017
Raw materials	$	31,203	$	17,464
Work-in-process		781		2,977
Finished goods		38,016		15,824
Inventory	$	70,000	$	36,265