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Pension And Other Post-Retirement Benefits (Narrative) (Details) - USD ($)
$ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2015
Dec. 31, 2014
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Amounts Recognized in Balance Sheet $ (102,800) $ (104,800)
Other Post-Retirement Benefits    
Defined Benefit Plan Disclosure [Line Items]    
Contribution to pension plans for continuing operations   300
Pension Benefits    
Defined Benefit Plan Disclosure [Line Items]    
Expected required contributions 2,400  
Accrued Expenses [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Pension and Other Postretirement Defined Benefit Plans, Current Liabilities $ 600 $ 600