Goodwill and Intangible Assets - Gross Carrying Value and Accumulated Amortization of Intangible Assets (Detail) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Schedule Of Finite And Indefinite Lived Intangible Assets [Line Items]
Total intangible assets, cost	$ 1,313.8	$ 1,707.1
Total intangible assets, accumulated amortization	256.6	247.5
Total intangible assets, net	1,057.2	1,459.6
Customer Relationships [Member]
Schedule Of Finite And Indefinite Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, cost	960.2	1,220.2
Total intangible assets, accumulated amortization	206.4	195.0
Intangible assets subject to amortization, net	753.8	1,025.2
Product Technology and Patents [Member]
Schedule Of Finite And Indefinite Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, cost	141.4	211.2
Total intangible assets, accumulated amortization	50.2	52.5
Intangible assets subject to amortization, net	91.2	158.7
Tradenames and Trademarks [Member]
Schedule Of Finite And Indefinite Lived Intangible Assets [Line Items]
Intangible assets not subject to amortization, cost	$ 212.2	259.7
In-process Research and Development [Member]
Schedule Of Finite And Indefinite Lived Intangible Assets [Line Items]
Intangible assets not subject to amortization, cost		$ 16.0