Employee Benefit Plans (Principal Assumptions In Developing Net Periodic Pension Cost) (Details)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate (as a percent)	4.60%	3.90%
Expected return on plan assets (as a percent)	7.00%	7.00%
Rate of compensation increase (as a percent)	3.90%	3.90%
Other Postretirement Benefit Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate (as a percent)	4.40%	3.60%