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Employee Benefits (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
General Discussion of Pension and Other Postretirement Benefits [Abstract] |  |  |
Number of Participants Domestic Pension Plan | 4,000 |  |
Number of Participants Postretirement Benefit Plan | 2,300 |  |
Deferred Compensation Arrangements [Abstract] |  |  |
Deferred Compensation Liability | $ 92.7 | $ 90.0 |
Deferred Compensation Expense | 13.4 | 9.8 | 7.6
Deferred Benefit Liability | 166.2 | 173.8 |
Deferred Benefit Expense | 14.0 | 15.0 | 14.8
Cash Surrender Value of Life Insurance | 162.3 | 150.2 |
Deferred Compensation Plan Assets | 7.7 | 5.9 |
Supplemental Unemployment Benefits [Abstract] |  |  |
Duration of disability benefits | 24 months |  |
Health and Life Insurance Benefit Obligation | 10.5 | 11.3 |
Income Replacement Benefit Obligation | $ 0 | $ 0 |

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- Definition Carrying amount as of the balance sheet date of amounts which could be received based on the terms of the insurance contract upon surrendering life policies owned by the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 17 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 4 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6812-107765 + Details
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