Goodwill and Other Intangible Assets, net - Other Intangible Assets (Details) - USD ($) $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Other Intangible Assets [Line Items]
Finite-lived intangible assets, gross	$ 1,153.4	$ 1,171.4
Accumulated Amortization	(469.0)	(414.4)
Total intangible assets	1,207.0	1,225.0
Tradenames and other
Other Intangible Assets [Line Items]
Indefinite-lived intangible assets	53.6	53.6
Patents, tradenames and trademarks
Other Intangible Assets [Line Items]
Finite-lived intangible assets, gross	212.7	213.4
Accumulated Amortization	(80.7)	(73.8)
Customer relationships, developed technology and other
Other Intangible Assets [Line Items]
Finite-lived intangible assets, gross	940.7	958.0
Accumulated Amortization	$ (388.3)	$ (340.6)