Goodwill and Intangible Assets, net - Other Intangible Assets (Details) - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015
Other Intangible Assets [Line Items]
Finite-lived intangible assets, gross	$ 551.7	$ 465.0
Accumulated Amortization	(154.7)	(146.3)
Total Intangible Assets	605.5	518.5
Tradenames and other
Other Intangible Assets [Line Items]
Indefinite-lived intangible assets (excluding goodwill)	53.8	53.5
Patents, tradenames and trademarks
Other Intangible Assets [Line Items]
Finite-lived intangible assets, gross	143.5	133.8
Accumulated Amortization	(39.6)	(38.0)
Customer/agent relationships and other
Other Intangible Assets [Line Items]
Finite-lived intangible assets, gross	408.2	331.2
Accumulated Amortization	$ (115.1)	$ (108.3)