Benefit Plans (Actuarial Assumptions for Benefit Obligations) (Details)	Dec. 31, 2013	Dec. 31, 2012
Pension Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.65%	3.80%
Expected long term rate of return	7.50%	7.75%
Rate of compensation increases	3.99%	4.066%
Other Postretirement Benefit Plan, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	3.60%	2.80%