Financial Instruments and Risk Management (Effect of Derivative Instruments on the Condensed Consolidated Statements of Comprehensive Earnings Derivatives in Net Investment Hedging Relationships (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Gains and Losses on Derivatives | Net Investment Hedging | Foreign currency borrowings and forward contracts
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Loss Recognized in AOCE (Net of Tax) on Derivative (Effective Portion)	$ (8.1)	$ 0.0	$ (8.1)	$ 0.0