Inventories (Tables)

12 Months Ended

Dec. 31, 2016

Inventory Disclosure [Abstract]

Summary of Inventories

Inventories consist of the following:

	As of December 31,
	2016			2015
Finished goods	$	7,513		$	6,972
Work-in-process	9,596			6,828
Raw materials	17,680			16,991
Less: Inventory reserves	(6,137		)	(6,191		)
Inventories, net	$	28,652		$	24,600