Inventories

12 Months Ended

Dec. 31, 2016

Inventory Disclosure [Abstract]

Inventories

INVENTORIES

Our major classes of inventories were as follows as of December 31, 2016 and 2015 (in thousands):

	December 31,
	2016		2015
Raw materials	$	14,382	$	19,673
Work in process	3,924		1,985
Finished goods	18,952		18,987
Total inventories	$	37,258	$	40,645

Total inventories as of December 31, 2016 decreased by $3.4 million as compared to 2015 primarily due to inventory sold to customers, offset by new manufacturing activities during the year.