Derivatives - Derivatives by Income Statement Location (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Unrealized (Loss) Gain Recognized in AOCI on Derivatives, Net of Tax for the Year Ended	$ 2.0	$ 13.2	$ (24.9)
Loss (Gain) Reclassified from AOCI, Net of Tax	(0.3)	(6.5)	(11.6)
Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Gain (Loss) on Derivative, Net	2.7	1.0	(1.5)
Foreign exchange contracts [Member] \| Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Unrealized (Loss) Gain Recognized in AOCI on Derivatives, Net of Tax for the Year Ended	1.6	13.3	(24.4)
Foreign exchange contracts [Member] \| Cash Flow Hedging [Member] \| Net Sales [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Loss (Gain) Reclassified from AOCI, Net of Tax	0.9	(5.9)	(11.1)
Foreign exchange contracts [Member] \| Not Designated as Hedging Instrument [Member] \| Other Income/Expense [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Gain (Loss) on Derivative, Net	2.7	1.0	(1.5)
Interest rate contracts [Member] \| Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Unrealized (Loss) Gain Recognized in AOCI on Derivatives, Net of Tax for the Year Ended	0.4	(0.1)	(0.5)
Interest rate contracts [Member] \| Cash Flow Hedging [Member] \| Interest Expense [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Loss (Gain) Reclassified from AOCI, Net of Tax	(1.2)	(0.6)	(0.5)
Interest rate contracts [Member] \| Not Designated as Hedging Instrument [Member] \| Other Income/Expense [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Gain (Loss) on Derivative, Net	$ 0.0	$ 0.0	$ 0.0

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5618551-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (a),(c),(d),(e)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959

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The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4D
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624177-113959

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The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period.

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