v3.26.1
Goodwill and Other Identifiable Intangible Assets - Indefinite-life Intangible Assets (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Indefinite-lived Intangible Assets [Line Items]          
Amortization $ 41.1 $ 35.9 $ 82.2 $ 64.1  
Cost 2,521.3   2,521.3   $ 2,522.9
Accumulated amortization (728.0)   (728.0)   (646.4)
Net 1,793.3   1,793.3   1,876.5
Trade names          
Indefinite-lived Intangible Assets [Line Items]          
Indefinite-life intangibles $ 367.6   $ 367.6   $ 367.6