Intangible Assets - Summary of Changes (Details) $ in Millions	6 Months Ended
	Jun. 30, 2016 USD ($)
Summary of the changes in the carrying amount of goodwill and other indefinite-lived intangible assets
Goodwill, Beginning Balance	$ 1,323.2
Goodwill, Additions	18.3
Goodwill, Disposals	(0.2)
Goodwill, Foreign currency translation	(27.9)
Goodwill, Ending Balance	1,313.4
Other indefinite-lived intangible assets, Beginning Balance	408.0
Other indefinite-lived intangible assets, Additions	6.5
Other indefinite-lived intangible assets, Foreign currency translation	(5.7)
Other indefinite-lived intangible assets, Ending Balance	$ 408.8