Pension Cash Flows (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Domestic Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans
Employer contributions	$ 2.7	$ 0.5
Defined Benefit Plan, Estimated Future Employer Contributions in Next Fiscal Year	3.0
Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity
Expected Future Benefit Payments in 2015	10.6
Expected Future Benefit Payments in 2016	10.4
Expected Future Benefit Payments in 2017	10.1
Expected Future Benefit Payments in 2018	9.9
Expected Future Benefit Payments in 2019	9.6
Expected Future Benefit Payments in 2020-2024	44.6
Foreign Pension Plans
Defined Benefit Plans and Other Postretirement Benefit Plans
Employer contributions	25.7	18.3
Defined Benefit Plan, Estimated Future Employer Contributions in Next Fiscal Year	24.0
Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity
Expected Future Benefit Payments in 2015	22.4
Expected Future Benefit Payments in 2016	24.2
Expected Future Benefit Payments in 2017	25.6
Expected Future Benefit Payments in 2018	26.1
Expected Future Benefit Payments in 2019	30.7
Expected Future Benefit Payments in 2020-2024	148.0
Domestic Postretirement Benefit Plan
Defined Benefit Plans and Other Postretirement Benefit Plans
Employer contributions	4.1	4.7
Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity
Expected Future Benefit Payments in 2015	4.4
Expected Future Benefit Payments in 2016	4.2
Expected Future Benefit Payments in 2017	4.1
Expected Future Benefit Payments in 2018	3.9
Expected Future Benefit Payments in 2019	3.7
Expected Future Benefit Payments in 2020-2024	15.1
Disclosure of Expected Federal Subsidy Receipts
Prescription Drug Subsidy Receipts in 2015	0.4
Prescription Drug Subsidy Receipts in 2016	0.4
Prescription Drug Subsidy Receipts in 2017	0.4
Prescription Drug Subsidy Receipts in 2018	0.4
Prescription Drug Subsidy Receipts in 2019	0.4
Prescription Drug Subsidy Receipts in 2020-2024	$ 2.4

The increase in the fair value of plan assets from contributions made by the employer.

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Amount of benefits from a defined benefit plan expected to be paid in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of benefits from a defined benefit plan expected to be paid in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of employer's best estimate of contributions expected to be paid to the plan during the next fiscal year beginning after the date of the latest statement of financial position.

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Amount of the prescription drug subsidy receipts to be received after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ 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)

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 60

-Section 50

-Paragraph 4

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