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Employee Benefit Plans And Other Postretirement Benefits (Schedule Of Weighted-Average Health Care Cost Trend Rate) (Details) | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013
Defined Benefit Plan, Assumed Health Care Cost Trend Rates [Abstract] |  |
Healthcare cost trend rate for next year | 8.00%us-gaap_DefinedBenefitPlanHealthCareCostTrendRateAssumedForNextFiscalYear | 8.00%us-gaap_DefinedBenefitPlanHealthCareCostTrendRateAssumedForNextFiscalYear
Rate to which the cost trend rate is assumed to decline (the ultimate rate) | 5.00%us-gaap_DefinedBenefitPlanUltimateHealthCareCostTrendRate | 5.00%us-gaap_DefinedBenefitPlanUltimateHealthCareCostTrendRate

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- Details
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- Definition The assumed health care cost trend rate for the next year used to measure the expected cost of benefits covered by the plan (gross eligible charges). This is based upon the annual rate of change in the cost of health care benefits currently provided by the postretirement benefit plan, due to factors other than changes in the composition of the plan population by age and dependency status. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (l) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Health Care Cost Trend Rate -URI http://asc.fasb.org/extlink&oid=6514820 + Details
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- Definition The ultimate trend rate for health care costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (l) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 + Details
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