v3.24.3
Goodwill and Intangible Assets - Summary of Intangible Assets (Detail) - USD ($)
$ in Millions
Sep. 30, 2024
Dec. 31, 2023
Sep. 30, 2023
Finite Lived Intangible Assets [Line Items]      
Amortizable intangible assets: $ 1,407.4 $ 1,244.5 $ 1,230.5
Accumulated amortization (918.4) (850.8) (829.8)
Total future amortization expense 489.0 393.7 400.7
Indefinite-lived trademarks 15.3 9.8 9.8
Total intangibles, net $ 504.3 403.5 410.5
Weighted Average      
Finite Lived Intangible Assets [Line Items]      
Weighted-Average Remaining Life (Years) 16 years 3 months 18 days    
Customer relationships and other      
Finite Lived Intangible Assets [Line Items]      
Amortizable intangible assets: $ 1,402.9 1,238.9 1,226.0
Customer relationships and other | Weighted Average      
Finite Lived Intangible Assets [Line Items]      
Weighted-Average Remaining Life (Years) 16 years 3 months 18 days    
Trademarks      
Finite Lived Intangible Assets [Line Items]      
Amortizable intangible assets: $ 4.5 $ 5.6 $ 4.5
Trademarks | Weighted Average      
Finite Lived Intangible Assets [Line Items]      
Weighted-Average Remaining Life (Years) 1 month 6 days