Inventories

12 Months Ended

Dec. 31, 2017

Inventory Disclosure [Abstract]

Inventories

Inventories

Inventories consist of the following:

	As of December 31,
	2017			2016
Finished goods	$	9,203		$	7,513
Work-in-process	12,065			9,596
Raw materials	21,150			17,680
Less: Inventory reserves	(5,822		)	(6,137		)
Inventories, net	$	36,596		$	28,652