Financial Instruments and Risk Management Financial Instruments and Risk Management (Effect Of Derivative Instruments on the Condensed Consolidated Statements of Comprehensive Earnings Derivatives in Cash Flow Hedging Relationships) (Details) (Details) - Cash Flow Hedging - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Derivative [Line Items]
Amount of Gain (Loss) Recognized in AOCE (Net of Tax) on Derivative (Effective Portion)	$ 2.0	$ (61.6)	$ (54.3)	$ (73.5)
Foreign currency forward contracts
Derivative [Line Items]
Amount of Gain (Loss) Recognized in AOCE (Net of Tax) on Derivative (Effective Portion)	2.9	(21.3)	(16.3)	(36.5)
Interest rate swaps
Derivative [Line Items]
Amount of Gain (Loss) Recognized in AOCE (Net of Tax) on Derivative (Effective Portion)	$ (0.9)	$ (40.3)	$ (38.0)	$ (37.0)