Long-term Debt - Table 2 (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Long-term Debt by Maturity
Debt and Capital Lease Obligations	$ 1,517.5	$ 1,253.5
Face Amount [Member]
Long-term Debt by Maturity
2014	12.3
2015	9.0
2016	9.0
2017	8.1
2018	325.0
Thereafter	1,225.6
Debt and Capital Lease Obligations	1,589.0
Net Amount [Member]
Long-term Debt by Maturity
2014	12.3
2015	9.0
2016	9.0
2017	8.1
2018	326.0
Thereafter	1,153.1
Debt and Capital Lease Obligations	$ 1,517.5

Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

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Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing 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 470

-SubTopic 10

-Section 50

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