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Commitments and Contingencies (Lease Commitments) (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Operating and Capital Leased Assets [Line Items] [Line Items] |  |  |  |
Expenses under real property, equipment, and sofware leases | $ 47.6 |  | $ 47.6 | $ 53.9
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] |  |  |  |
Noncancelable Lease Commitments, Operating, 2014 | 42.2 | [1],[2] |  |
Noncancelable Lease Commitments, Operating, 2015 | 38.0 | [1],[2] |  |
Noncancelable Lease Commitments, Operating, 2016 | 36.6 | [1],[2] |  |
Noncancelable Lease Commitments, Operating, 2017 | 34.0 | [1],[2] |  |
Noncancelable Lease Commitments, Operating, 2018 | 31.7 | [1],[2] |  |
Noncancelable Lease Commitments, Operating, Thereafter | 241.8 | [1],[2] |  |
Noncancelable Lease Commitments, Operating, Total minimum payments | 424.3 | [1],[2] |  |
Other operating expenses excluded from future minimum lease obligations | 22 |  |  |
Minimum sublease income | 4.8 |  |  |
Capital Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] |  |  |  |
Noncancelable Lease Commitments, Capital, 2014 | 24.5 | [2] |  |
Noncancelable Lease Commitments, Capital, 2015 | 17.9 | [2] |  |
Noncancelable Lease Commitments, Capital, 2016 | 4.7 | [2] |  |
Noncancelable Lease Commitments, Capital, 2017 | 11.6 | [2] |  |
Noncancelable Lease Commitments, Capital, 2018 | 4.1 | [2] |  |
Noncancelable Lease Commitments, Capital, Thereafter | 39.6 | [2] |  |
Noncancelable Lease Commitments, Capital, Total minimum payments | 102.4 | [2] |  |
Noncancelable Lease Commitments, Capital, Amounts representing interest | (21.1) | [2] |  |
Noncancelable Lease Commitments, Capital, Total | $ 81.3 | [2] |  |
[1] | Future minimum operating lease payments do not reflect future minimum sublease income of $4.8 million.
[2] | Amounts for capital and operating lease commitments do not include certain operating expenses such as maintenance, insurance, and real estate taxes. In 2013, these charges totaled approximately $22 million.

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- Definition Amount of required minimum rental payments maturing in the third fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 13 -Paragraph 122 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 13 -Paragraph 16 -Subparagraph b(i) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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