Goodwill and Other Intangible Assets Finite and Indefinite Lived Assets (Details) - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangibles, gross carrying amount	$ 1,598.5	$ 1,035.9
Finite-lived intangibles, accumulated amortization	(757.1)	(678.2)
Intangible assets, gross (excluding goodwill)	2,033.1	1,425.5
Trademarks and Trade Names [Member]
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangibles, gross carrying amount	434.6	389.6
Patents And Technology-Based Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangibles, gross carrying amount	376.6	301.0
Finite-lived intangibles, accumulated amortization	(255.0)	(240.1)
Customer Relationships And Other Intangibles [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangibles, gross carrying amount	1,221.9	734.9
Finite-lived intangibles, accumulated amortization	$ (502.1)	$ (438.1)