Pension And Other Postretirement Benefits (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Pension Plan [Member]  
Defined Benefit Plan Disclosure [Line Items]  
Employer contributions $ 0
Other Postretirement Benefits [Member]  
Defined Benefit Plan Disclosure [Line Items]  
Employer contributions $ 2.6