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Inventories (Tables)
3 Months Ended
Mar. 31, 2012
Inventories [Abstract]  
Schedule Of Inventory Costs
    March 31,     December 31,  
(in thousands)   2012     2011  
             
Raw materials   $ 282,324     $ 293,618  
Work in process     87,028       71,574  
Finished goods     34,637       26,388  
    $ 403,989     $ 391,580