Goodwill and Identifiable Intangible Assets - Gross Carrying Amounts and Accumulated Amortization of Identifiable Intangible Assets by Major Class (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]
Gross Carrying Amount	$ 1,839.5	$ 1,420.3
Accumulated Amortization	(411.3)	(290.0)
Net Book Value, definite-lived	1,428.2	1,130.3
Trademarks [Member]
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]
Net Book Value, indefinite-lived	277.2	273.2
Technology-Based Intangible Assets [Member]
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]
Gross Carrying Amount	498.0	417.1
Accumulated Amortization	(213.6)	(153.6)
Net Book Value, definite-lived	$ 284.4	$ 263.5
Weighted average amortization periods (years)	10 years 5 months 25 days	10 years 2 months
Trademarks [Member]
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]
Gross Carrying Amount	$ 102.6	$ 55.0
Accumulated Amortization	(17.7)	(11.4)
Net Book Value, definite-lived	$ 84.9	$ 43.6
Weighted average amortization periods (years)	15 years 10 months 30 days	14 years 8 months 31 days
Customer Relationships [Member]
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]
Gross Carrying Amount	$ 945.1	$ 672.6
Accumulated Amortization	(176.8)	(123.3)
Net Book Value, definite-lived	$ 768.3	$ 549.3
Weighted average amortization periods (years)	19 years	18 years 8 months
Other Intangible Assets [Member]
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]
Gross Carrying Amount	$ 16.6	$ 2.4
Accumulated Amortization	(3.2)	(1.7)
Net Book Value, definite-lived	$ 13.4	$ 0.7
Weighted average amortization periods (years)	4 years 9 months	4 years 7 months