Derivative Instruments (Details 2) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Derivative Instruments, Gain (Loss)
Derivative Instruments, Gain (Loss) Recognized in Income, Net	$ 0.9	$ 1.9	$ 2.9	$ 6.2
Designated as Hedging Instrument [Member] | Interest-rate swap
Derivative Instruments, Gain (Loss)
Derivative Instruments, Gain (Loss) Recognized in Income, Net	0.8	1.7	3.7	5.6
Derivatives not designated as hedging instruments | Forward exchange contracts
Derivative Instruments, Gain (Loss)
Derivative Instruments, Gain (Loss) Recognized in Income, Net	$ 0.1	$ 0.2	$ (0.8)	$ 0.6