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Derivative Instruments and Hedging Activities ( Fair Value Of Derivative Instruments) (Details) € in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2018 EUR (€)
(Loss) Gain Reclassified from Accumulated Other Comprehensive Loss into Income	$ (7.2)	$ (2.0)	$ (1.0)
Interest Income (Expense), Net	(53.8)	(45.1)	(52.1)
Cost of Goods and Services Sold	7,355.3	6,541.2	5,895.0
Derivative assets	24.7	7.8
Derivative liabilities	6.6	17.0
Designated as Hedging Instrument \| Cross Currency Interest Rate Contract [Member]
Derivative, Notional Amount	300.0	0.0
Designated as Hedging Instrument \| Foreign Exchange Contract \| Other current assets
Derivative assets	1.9	0.0
Designated as Hedging Instrument \| Foreign Exchange Contract \| Other current liabilities
Derivative liabilities	0.4	1.2
Designated as Hedging Instrument \| Interest Rate Contract \| Other noncurrent assets
Derivative assets	17.7	0.0
Designated as Hedging Instrument \| Interest Rate Contract \| Other noncurrent liabilities
Derivative liabilities	0.0	4.8
Not Designated as Hedging Instrument \| Foreign Exchange Contract
Derivative, Notional Amount	1,335.8	1,701.4
Not Designated as Hedging Instrument \| Foreign Exchange Contract \| Other current assets
Derivative assets	5.1	7.8
Not Designated as Hedging Instrument \| Foreign Exchange Contract \| Other current liabilities
Derivative liabilities	6.2	11.0
Net Investment Hedging \| Designated as Hedging Instrument
Derivative, Notional Amount \| €				€ 312.0
Gain (Loss) on Derivative Used in Net Investment Hedge, after Tax	(14.4)	(45.0)	12.7
Net Investment Hedging \| Designated as Hedging Instrument \| Cross Currency Interest Rate Contract [Member]
Derivative, Notional Amount	17.7	0.0	0.0
Net Investment Hedging \| Designated as Hedging Instrument \| Foreign Exchange Contract
Derivative, Notional Amount	0.0	374.2
Cash Flow Hedging \| Designated as Hedging Instrument
Gain (Loss) Recognized in Accumulated Other Comprehensive Loss	(1.1)	2.0	(7.7)
(Loss) Gain Reclassified from Accumulated Other Comprehensive Loss into Income	(7.2)	(2.0)	(1.0)
Derivative, Notional Amount	1,462.8
Cash Flow Hedging \| Designated as Hedging Instrument \| Interest Rate Swap
Derivative, Notional Amount \| €				€ 312.0
Cash Flow Hedging \| Designated as Hedging Instrument \| Foreign Exchange Contract
Derivative, Notional Amount	127.0	96.8
Other Nonoperating Income (Expense) \| Not Designated as Hedging Instrument \| Foreign Exchange Contract
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	(1.4)	38.3	(5.7)
Cost of Goods, Total \| Cash Flow Hedging \| Designated as Hedging Instrument \| Foreign Exchange Contract
Gain (Loss) Recognized in Accumulated Other Comprehensive Loss	0.4	2.7	(2.6)
(Loss) Gain Reclassified from Accumulated Other Comprehensive Loss into Income	(2.2)	0.4	1.0
Interest Expense \| Cash Flow Hedging \| Designated as Hedging Instrument \| Interest Rate Swap
Gain (Loss) Recognized in Accumulated Other Comprehensive Loss	(1.5)	(0.7)	(5.1)
(Loss) Gain Reclassified from Accumulated Other Comprehensive Loss into Income	$ (5.0)	$ (2.4)	$ (2.0)