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Pension Liabilities (Schedule Of Items Not Recognized As A Component Of Net Periodic Pension Cost) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Pension Liabilities [Abstract]    
Unamortized actuarial (gain) loss $ 3,055us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax $ 3,166us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax
Prior service costs   627us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditAfterTax
Accumulated other comprehensive loss $ 3,055us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeLossAfterTax $ 3,793us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeLossAfterTax