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Inventories
3 Months Ended
Mar. 31, 2012
Inventory Disclosure [Abstract]  
Inventories
Inventories

Inventories consist of the following:
 
March 31,
2012
 
December 31, 2011
 
(In thousands)
Raw materials and purchased components
$
155,628

 
$
158,656

Work-in-process
49,772

 
39,771

Total inventories
$
205,400

 
$
198,427