Benefit Plans, Estimated Benefit Payments for the Next Five Years (Details) $ in Millions	Dec. 31, 2017 USD ($)
Pension Benefits [Member] \| U.S. Plans [Member]
Defined Benefit Plan, Expected Future Benefit Payment [Abstract]
2018	$ 4.8
2019	4.9
2020	4.5
2021	4.8
2022	4.4
Aggregate 2023-2027	19.6
Expected future employer contributions, next fiscal year	0.1
Pension Benefits [Member] \| Non-U.S. Plans [Member]
Defined Benefit Plan, Expected Future Benefit Payment [Abstract]
2018	9.3
2019	10.0
2020	10.4
2021	11.0
2022	11.8
Aggregate 2023-2027	65.6
Expected future employer contributions, next fiscal year	6.6
Other Postretirement Benefits [Member]
Defined Benefit Plan, Expected Future Benefit Payment [Abstract]
2018	0.3
2019	0.3
2020	0.3
2021	0.3
2022	0.2
Aggregate 2023-2027	1.1
Expected future employer contributions, next fiscal year	$ 0.3

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- Definition

Amount of benefits for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following latest fiscal year.

+ 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=82843861&loc=d3e1928-114920

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Amount of benefits for defined benefit plan expected to be paid in next fiscal year following latest fiscal year.

+ References

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- Definition

Amount of benefits for defined benefit plan expected to be paid in fifth fiscal year following latest fiscal year.

+ References

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Amount of benefits for defined benefit plan expected to be paid in fourth fiscal year following latest fiscal year.

+ References

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Amount of benefits for defined benefit plan expected to be paid in third fiscal year following latest fiscal year.

+ References

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Amount of benefits for defined benefit plan expected to be paid in second fiscal year following latest fiscal year.

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- Definition

Amount of contributions expected to be received by defined benefit plan from employer in next fiscal year following latest fiscal year.

+ 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 (g)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

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