Pension and Other Post-Retirement Benefits (Details 9) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013
Qualified Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
2013	$ 29.0
2014	29.1
2015	28.8
2016	30.1
2017	29.8
Years 2018-2022	148.5
Total	295.3
Nonqualified Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
2013	1.9
2014	1.8
2015	1.9
2016	2.0
2017	2.0
Years 2018-2022	11.5
Total	21.1
Other Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
2013	3.9
2014	3.8
2015	3.7
2016	3.5
2017	3.3
Years 2018-2022	14.2
Total	$ 32.4

Defined benefit plan estimated future benefit payments.

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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

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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

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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

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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

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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

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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

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