Goodwill and Other Intangible Assets, net - Other Intangibles and Amortization (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Other intangible assets
Accumulated Amortization	$ (560.6)	$ (433.4)
Other intangible assets, net
Other intangible assets, Acquired Cost	1,701.2	1,401.1
Other intangible assets, net	1,140.6	967.7
Estimated amortization expense
2020	122.5
2021	115.0
2022	98.8
2023	93.2
2024	84.1
Thereafter	$ 384.3
Useful life of finite lived intangible assets	9 years 6 months
Trade names
Assets not subject to amortization:
Indefinite-lived intangible assets	$ 242.7	243.1
Customer relationships
Other intangible assets
Acquired Cost	1,054.4	843.8
Accumulated Amortization	(354.9)	(287.7)
Net Book Value	$ 699.5	556.1
Estimated amortization expense
Useful life of finite lived intangible assets	10 years
Technology and intellectual property
Other intangible assets
Acquired Cost	$ 304.1	268.8
Accumulated Amortization	(167.0)	(129.3)
Net Book Value	$ 137.1	139.5
Estimated amortization expense
Useful life of finite lived intangible assets	6 years 1 month 6 days
Trade names and other
Other intangible assets
Acquired Cost	$ 100.0	45.4
Accumulated Amortization	(38.7)	(16.4)
Net Book Value	$ 61.3	$ 29.0
Estimated amortization expense
Useful life of finite lived intangible assets	11 years 3 months 18 days