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Retirement Benefit Plans (Summary Of Net Periodic Benefit 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
Retirement Benefit Plans [Abstract]        
Service cost $ 16 $ 14 $ 48 $ 196
Interest cost 37 30 112 90
Net amortization of prior service cost and actuarial (gain) loss       (165)
Actuarial loss on supplemental executive retirement plan, net of tax 7 13 21 43
Net periodic benefit cost 60 57 181 164
Recognized expense for the foregoing plans     241  
Expected contributions to forgoing plans     331  
Contributions to plans     $ 244