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Pension (Schedule Of Net Periodic Pension Costs) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Pension [Abstract]        
Service cost $ 83 $ 114 $ 253 $ 342
Interest cost 194 179 585 537
Expected return on plan assets (291) (312) (872) (936)
Recognized net actuarial loss 81 159 243 477
Net period cost $ 67 $ 140 $ 209 $ 420