Inventories (Tables)

3 Months Ended

Mar. 31, 2015

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventories consist of the following (in thousands):

	March 31, 2015		December 31, 2014
Raw materials	$	628	$	761
Work in process		1,641		1,095
Finished goods		1,064		1,345
Total	$	3,333	$	3,201