Derivative Instruments and Hedging Activities (After-Tax Impact of Changes in Fair Value and Derivatives Designated as Cash) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Derivative [Line Items]
Cost of goods sold	$ 1,741.0	$ 1,557.7	$ 5,301.8	$ 4,544.8
Interest expense, net	7.0	11.6	38.5	33.6
Cash Flow Hedging \| Designated as Hedging Instrument
Derivative [Line Items]
Gain (Loss) Recognized in Accumulated Other Comprehensive Loss	0.1	(1.3)	(2.0)	2.3
Gain (Loss) Reclassified from Accumulated Other Comprehensive Loss into Income	(0.8)	0.5	(3.5)	(2.0)
Cost of goods sold \| Cash Flow Hedging \| Designated as Hedging Instrument \| Foreign currency contracts
Derivative [Line Items]
Gain (Loss) Recognized in Accumulated Other Comprehensive Loss	(0.1)	(0.3)	(1.3)	2.9
Gain (Loss) Reclassified from Accumulated Other Comprehensive Loss into Income	(0.3)	1.1	(1.7)	(0.3)
Interest expense, net \| Cash Flow Hedging \| Designated as Hedging Instrument \| Interest rate swap contract
Derivative [Line Items]
Gain (Loss) Recognized in Accumulated Other Comprehensive Loss	0.2	(1.0)	(0.7)	(0.6)
Gain (Loss) Reclassified from Accumulated Other Comprehensive Loss into Income	$ (0.5)	$ (0.6)	$ (1.8)	$ (1.7)

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

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Amount after tax of reclassification adjustment from accumulated other comprehensive income of accumulated gain (loss) realized from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's deferred hedging gain (loss).

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Amount before tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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