Pension and Postretirement Benefits - Narrative (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2015
Pension Plans \| Funded Plan
Defined Benefit Plan Disclosure [Line Items]
Amount expected to contribute in funded pension plans	$ 1.4
Pension Contributions	0.3
Pension Plans \| Unfunded Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Amount expected to contribute in unfunded pension plans	0.8
Pension Contributions	0.2
US Postretirement Benefit Plans
Defined Benefit Plan Disclosure [Line Items]
Amount expected to contribute in postretirement benefit plans	1.1
Pension and Other Postretirement Benefit Contributions	$ 0.1

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Amount of employer's best estimate of contributions expected to be paid to the plan in the current remaining fiscal period.

+ 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=31042434&loc=d3e3536-108585

+ Details

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- Definition

The amount of cash or cash equivalents contributed by the entity to fund its pension plans.

+ References

+ Details

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- Definition

Defined benefit funded pension plan estimated future employer contributions in current fiscal year.

+ References

No definition available.

+ Details

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- Definition

Defined benefit unfunded pension plan estimated future employer contributions in current fiscal year.

+ References

No definition available.

+ Details

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