Inventory (Tables)

12 Months Ended

Dec. 31, 2013

Inventory Disclosure [Abstract]

Schedule of Inventory

The major classes of inventory were as follows:

Inventory	2013		2012
	(In thousands)
Raw materials	$	42,402	$	40,244
Work-in-progress	27,911		26,594
Finished goods	16,792		9,517
Total	$	87,105	$	76,355