v3.26.1
Goodwill and Other Identifiable Intangible Assets - Detail of Identifiable Intangible Assets (Detail) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Acquired Intangible Assets By Major Class [Line Items]    
Cost $ 1,230.6 $ 1,248.4
Accumulated amortization (443.5) (431.0)
Net 787.1 817.4
Cost 1,484.1 1,504.3
Net 1,040.6 1,073.3
Trade names intangibles    
Acquired Intangible Assets By Major Class [Line Items]    
Net, indefinite-life intangibles 253.5 255.9
Customer relationships    
Acquired Intangible Assets By Major Class [Line Items]    
Cost 1,148.1 1,166.0
Accumulated amortization (399.3) (389.4)
Net 748.8 776.6
Proprietary technology and patents    
Acquired Intangible Assets By Major Class [Line Items]    
Cost 82.5 82.4
Accumulated amortization (44.2) (41.6)
Net $ 38.3 $ 40.8