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Pension And Other Liabilities (Schedule Of Items Not Recognized As A Component Of Net Periodic Pension Cost) (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Pension And Other Liabilities [Abstract]    
Unamortized actuarial loss $ 2,438 $ 2,592
Accumulated other comprehensive loss $ 2,438 $ 2,592