Derivative Instruments and Hedging Activities (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Derivative Instruments Gain (Loss) [Line Items]
Interest expense	$ (11.5)	$ (8.0)
Miscellaneous, net	34.6	(1.2)
Foreign exchange (loss) gain, net	(2.4)	(9.2)
Gain (loss) recognized on non-designated derivative instruments:
Gain (loss) recognized on non-designated derivative instruments, total	31.7	3.7
Interest rate swaps
Derivative Instruments Gain (Loss) [Line Items]
Interest expense	(1.0)	(1.3)
Gain on foreign currency option contracts
Derivative Instruments Gain (Loss) [Line Items]
Miscellaneous, net	36.5	0.0
Foreign exchange forward contracts
Derivative Instruments Gain (Loss) [Line Items]
Foreign exchange (loss) gain, net	$ (3.8)	$ 5.0