Fair Value Measurement - Effect of Derivative Instruments (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014
Derivative Contracts Designated as Hedging Instruments \| Instruments in a Cash Flow Hedging Relationship
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Loss (Gain) Recognized in Accumulated Other Comprehensive Loss	$ 12.7	$ 12.0
Amount of Loss (Gain) Recognized in Statement of Operations (Effective Portion)	11.7	0.8
Amount of Loss (Gain) Recognized in Statement of Operations (Ineffective Portion)	(0.4)	0.5
Derivative Contracts Designated as Hedging Instruments \| Commodity Contracts \| Instruments in a Cash Flow Hedging Relationship
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Loss (Gain) Recognized in Accumulated Other Comprehensive Loss	13.2	12.9
Derivative Contracts Designated as Hedging Instruments \| Commodity Contracts \| Cost of Sales \| Instruments in a Cash Flow Hedging Relationship
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Loss (Gain) Recognized in Statement of Operations (Effective Portion)	13.8	(1.8)
Amount of Loss (Gain) Recognized in Statement of Operations (Ineffective Portion)	(0.4)	0.5
Derivative Contracts Designated as Hedging Instruments \| Foreign Currency Contracts \| Instruments in a Cash Flow Hedging Relationship
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Loss (Gain) Recognized in Accumulated Other Comprehensive Loss	(2.5)	(3.1)
Derivative Contracts Designated as Hedging Instruments \| Foreign Currency Contracts \| Other (Income) Expense, Net \| Instruments in a Cash Flow Hedging Relationship
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Loss (Gain) Recognized in Statement of Operations (Effective Portion)	(5.3)	(0.7)
Amount of Loss (Gain) Recognized in Statement of Operations (Ineffective Portion)	0.0	0.0
Derivative Contracts Designated as Hedging Instruments \| Interest Rate Swap Agreements \| Instruments in a Cash Flow Hedging Relationship
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Loss (Gain) Recognized in Accumulated Other Comprehensive Loss	2.0	2.2
Derivative Contracts Designated as Hedging Instruments \| Interest Rate Swap Agreements \| Interest Expense, Net \| Instruments in a Cash Flow Hedging Relationship
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Loss (Gain) Recognized in Statement of Operations (Effective Portion)	3.2	3.3
Amount of Loss (Gain) Recognized in Statement of Operations (Ineffective Portion)	0.0	0.0
Derivative Contracts Not Designated as Hedging Instruments \| Foreign Currency Contracts \| Other (Income) Expense, Net
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Loss (Gain) Recognized in Statement of Operations (Effective Portion)	$ (2.1)	$ (5.4)

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=35706170&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=35706170&loc=SL5624171-113959

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The portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments representing (a) the amount of the hedge ineffectiveness and (b) the amount, if any, excluded from the assessment of hedge effectiveness.

+ 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 (d)
-URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624171-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 25
-Section 50
-Paragraph 1
-Subparagraph (a)(1),(2)
-URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986

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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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