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Employee Benefit Plans And Other Postretirement Benefits (Schedule Of Expected Benefit Payments And Medicare Subsidy Receipts For Next Five Years And Thereafter) (Details) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2013
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Prescription Drug Subsidy Receipts, Fiscal Year Maturity [Abstract] |
Medicare subsidy receipts in 2013 | $ 1,507
Medicare subsidy receipts in 2014 | 1,716
Medicare subsidy receipts in 2015 | 1,988
Medicare subsidy receipts in 2016 | 2,224
Medicare subsidy receipts in 2017 | 2,466
Medicare subsidy receipts in 2018-2022 | 16,125
Pension Plan Assets [Member] |
Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity [Abstract] |
Expected benefit payments in 2013 | 68,418
Expected benefit payments in 2014 | 69,178
Expected benefit payments in 2015 | 70,098
Expected benefit payments in 2016 | 71,508
Expected benefit payments in 2017 | 73,150
Expected benefit payments in 2018-2022 | 430,427
SERPA Benefits [Member] |
Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity [Abstract] |
Expected benefit payments in 2013 | 2,549
Expected benefit payments in 2014 | 1,440
Expected benefit payments in 2015 | 1,895
Expected benefit payments in 2016 | 1,880
Expected benefit payments in 2017 | 2,014
Expected benefit payments in 2018-2022 | 16,506
Postretirement Healthcare Benefits [Member] |
Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity [Abstract] |
Expected benefit payments in 2013 | 30,694
Expected benefit payments in 2014 | 31,047
Expected benefit payments in 2015 | 30,644
Expected benefit payments in 2016 | 29,817
Expected benefit payments in 2017 | 28,785
Expected benefit payments in 2018-2022 | $ 147,623

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- Definition Amount of benefits expected to be paid in the five fiscal years after the fifth fiscal year following the latest fiscal year from a defined benefit plan. + 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 (f) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition Amount of benefits expected to be paid in the next fiscal year following the latest fiscal year from a defined benefit plan. + 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 (f) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition Amount of benefits expected to be paid in the fifth fiscal year following the latest fiscal year from a defined benefit plan. + 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 (f) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition Amount of benefits expected to be paid in the fourth fiscal year following the latest fiscal year from a defined benefit plan. + 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 (f) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition Amount of benefits expected to be paid in the third fiscal year following the latest fiscal year from a defined benefit plan. + 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 (f) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition Amount of benefits expected to be paid in the second fiscal year following the latest fiscal year from a defined benefit plan. + 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 (f) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition Amount of the prescription drug subsidy receipts to be received after the fifth fiscal year following the latest fiscal year. + 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 (f) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 60 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6414203&loc=d3e39716-114964 + Details
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- Definition Amount of the prescription drug subsidy receipts to be received in the next fiscal year following the latest fiscal year. + 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 (f) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 60 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6414203&loc=d3e39716-114964 + Details
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