Inventories (Tables)

6 Months Ended

Jun. 30, 2014

Inventory Disclosure [Abstract]

Summary of Inventories

Inventories were as follows (in thousands):

	June 30, 2014		December 31, 2013
Raw materials	$	19,789	$	19,744
Work-in-process		3,881		3,979
Finished goods		5,558		5,973
Net balance	$	29,228	$	29,696