Inventory (Tables)

12 Months Ended

Dec. 31, 2014

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventory consisted of the following at December 31:

	2014		2013
	(In thousands)
Raw materials	$	1,299	$	2,164
Work in process		2,157		2,198
Finished goods		1,988		2,388
	$	5,444	$	6,750