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Employee Benefit Plans (Estimated Future Payments for Defined Benefit Plans) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity [Abstract]  
2015 $ 636us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
2016 628us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
2017 630us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
2018 645us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
2019 718us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
Thereafter $ 4,159us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter