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Restructuring Charges (Schedule Of Restructuring And Related Costs) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Restructuring Charges [Abstract]    
Severance charges $ 8,047 $ 4,877
Professional fees and other charges 530 (27)
Total restructuring charges $ 8,577 $ 4,850