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Goodwill And Other Intangible Assets, Net (Schedule Of Aggregate Goodwill And Other Intangible Assets) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]    
Identifiable intangible asset, net $ 521,290 $ 521,609
Accumulated amortization 353,333 306,646
Amortized cost 167,957 214,963
Technology
   
Finite-Lived Intangible Assets [Line Items]    
Identifiable intangible asset, net 254,839 254,798
Accumulated amortization 161,838 140,233
Expected useful lives, years 10 years  
Customer Relations
   
Finite-Lived Intangible Assets [Line Items]    
Identifiable intangible asset, net 201,962 201,809
Accumulated amortization 157,137 137,356
Expected useful lives, years 6 years  
Trademarks And Other
   
Finite-Lived Intangible Assets [Line Items]    
Identifiable intangible asset, net 64,489 65,002
Accumulated amortization $ 34,358 $ 29,057
Expected useful lives, years 11 years