Retirement Benefits (Weighted Average Actuarial Assumptions Used To Determine Health Care Benefit Obligations for the Plans) (Details) (Postretirement Health Care Benefits Plan)	Dec. 31, 2013	Dec. 31, 2012
Postretirement Health Care Benefits Plan
Defined Benefit Plan Disclosure [Line Items]
Discount rate for obligations	4.65%	3.80%

The interest rate used to adjust for the time value of money for the plan.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (k)(1)

-URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920

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