Condensed Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Unrealized gain (loss) on cash flow hedge, income taxes	$ 16.4	$ 0.0	$ 14.6	$ 0.0
Unrealized gain on available-for-sale securities, income taxes	0.0	0.1	0.1	0.1
Foreign currency translation adjustment, income taxes	81.5	37.7	(94.3)	53.3
Defined benefit pension and postemployment plans adjustment, income taxes	$ 1.5	$ 0.9	$ 3.0	$ 1.8