INVENTORIES (Tables)

12 Months Ended

Dec. 31, 2019

Inventory Disclosure [Abstract]

Schedule of major classes of inventories

Our major classes of inventories were as follows as of December 31, 2019 and 2018 (in thousands):

	December 31,
	2019		2018
Raw materials	$	5,211	$	9,388
Work in process	6,248		5,932
Finished goods	20,094		11,371
Total inventories	$	31,553	$	26,691