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Employee Benefit Plans (Schedule Of Net Periodic Benefit Cost) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Defined Benefit Plan Disclosure [Line Items]    
Service cost $ 252 $ 426
Interest cost 450 513
Expected return on plan assets (740) (814)
Recognized loss 96 425
Total $ 58 $ 550