Inventory (Tables)

9 Months Ended

Sep. 30, 2016

Inventory Disclosure [Abstract]

Components of Inventory

Inventory is valued at the lower of cost or market, with cost determined using the first-in, first-out method, and is comprised of the following (in thousands):  

	September 30,		December 31,
	2016		2015
Raw materials	$	4,742	$	3,627
Work-in-process		1,651		1,379
Finished goods		7,150		7,560
Inventory, net	$	13,543	$	12,566