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Goodwill And Intangible Assets (Schedule Of Estimated Amortization Expense) (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Goodwill and Intangible Assets Disclosure [Abstract]  
Remaining nine months of 2013 $ 1,767
2014 2,356
2015 2,356
2016 2,356
2017 1,571
2018 $ 0