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Derivative Instruments and Hedging Activities (Fair Value Of Derivative Instruments) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Derivative [Line Items]
Derivative asset, fair value	$ 31.1		$ 31.1		$ 15.3
Derivative liability, fair value	12.8		12.8		26.7
Level 2
Derivative [Line Items]
Derivative asset, fair value	31.1		31.1		15.3
Derivative liability, fair value	12.8		12.8		26.7
Foreign currency contracts(1) \| Designated as Hedging Instrument \| Other current assets
Derivative [Line Items]
Derivative asset, fair value	2.4		2.4		1.0
Foreign currency contracts(1) \| Designated as Hedging Instrument \| Other current liabilities
Derivative [Line Items]
Derivative liability, fair value	6.8		6.8		4.5
Foreign currency contracts(1) \| Not Designated as Hedging Instrument \| Other current assets
Derivative [Line Items]
Derivative asset, fair value	16.0		16.0		12.3
Foreign currency contracts(1) \| Not Designated as Hedging Instrument \| Other current liabilities
Derivative [Line Items]
Derivative liability, fair value	6.0		6.0		22.2
Commodity Contract \| Designated as Hedging Instrument \| Other current assets
Derivative [Line Items]
Derivative asset, fair value	11.5		11.5		0.5
Commodity Contract \| Designated as Hedging Instrument \| Other current liabilities
Derivative [Line Items]
Derivative liability, fair value	0.0		0.0		0.0
Currency Swap \| Designated as Hedging Instrument \| Other noncurrent assets
Derivative [Line Items]
Derivative asset, fair value	1.2		1.2		1.5
Currency Swap \| Designated as Hedging Instrument \| Other noncurrent liabilities
Derivative [Line Items]
Derivative liability, fair value	0.0		0.0		$ 0.0
Other expense, net \| Foreign currency contracts(1) \| Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative instruments not designated as hedging instruments, gain (loss), net	$ (5.1)	$ (9.0)	$ 29.3	$ 23.1