Inventories (Tables)

3 Months Ended

Mar. 31, 2013

Components Of Inventories

The components of inventories as of March 31, 2013 and December 31, 2012 were:

	March 31, 2013		December  31, 2012
	(In thousands)
Raw materials and component parts	$	136,868	$	139,229
Work-in-process		36,915		33,025
Finished goods		65,792		62,696
Total	$	239,575	$	234,950