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Pension Benefits Pension Narrative (Details) - 6 months ended Jun. 30, 2015 - USD ($) $ in Millions | Total
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Pension Narrative [Abstract] |
Percentage in excess of the greater of the benefit obligation or the market-related value of assets, gain and losses amortized (as a percent) | 10.00%
Pension and Other Postretirement Benefit Contributions | $ 5.6

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- Definition Pension Narrative [Abstract] + References No definition available. + Details
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- Definition Pension and Other Post-retirement Benefit Plans, Gain (Loss) Amt Threshold + References No definition available. + Details
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- Definition The amount of cash or cash equivalents contributed during the reporting period by the entity to fund its pension plans and its non-pension postretirement benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3536-108585 + Details
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