Inventories (Tables)

9 Months Ended

Sep. 30, 2014

Inventories [Abstract]

Schedule of inventories

	September 30, 2014		December 31, 2013
	(in thousands)
Raw materials	$	1,550	$	1,834
Work in process		1,964		1,490
Finished goods		909		1,305
Total Inventories, net	$	4,423	$	4,629