Goodwill and Other Intangible Assets - Schedule of Identifiable Intangible Assets (Detail) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Finite-Lived Intangible Assets
Gross Carrying Amount	$ 1,264.3	$ 1,157.1
Accumulated Amortization	485.7	411.6
Total	1,309.2	1,201.9
In-process research and development
Finite-Lived Intangible Assets
Indefinite-Lived:	14.0	14.0
Trademarks
Finite-Lived Intangible Assets
Indefinite-Lived:	30.9	30.8
Customer relationships
Finite-Lived Intangible Assets
Gross Carrying Amount	568.7	493.6
Accumulated Amortization	241.0	209.9
Existing technology
Finite-Lived Intangible Assets
Gross Carrying Amount	596.8	567.5
Accumulated Amortization	186.9	143.9
Trademarks
Finite-Lived Intangible Assets
Gross Carrying Amount	80.5	69.4
Accumulated Amortization	41.9	34.9
Other
Finite-Lived Intangible Assets
Gross Carrying Amount	18.3	26.6
Accumulated Amortization	$ 15.9	$ 22.9