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Goodwill and Intangible Assets - Intangible Assets Other Than Goodwill (Details) - USD ($)
$ in Millions
Sep. 30, 2023
Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount $ 1,957.0 $ 1,956.2
Accumulated amortization (1,059.2) (937.2)
Net carrying amount 897.8 1,019.0
Intangible Assets, Net (Excluding Goodwill) [Abstract]    
Gross carrying amount 2,117.0 2,173.2
Accumulated amortization (1,059.2) (937.2)
Net carrying amount 1,057.8 1,236.0
Trade name (indefinite-lived)    
Indefinite-lived Intangible Assets [Line Items]    
Trade name (indefinite-lived) 160.0 217.0
Customer relationships    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount 1,929.3 1,928.5
Accumulated amortization (1,033.0) (914.9)
Net carrying amount 896.3 1,013.6
Intangible Assets, Net (Excluding Goodwill) [Abstract]    
Accumulated amortization (1,033.0) (914.9)
Other    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount 27.7 27.7
Accumulated amortization (26.2) (22.3)
Net carrying amount 1.5 5.4
Intangible Assets, Net (Excluding Goodwill) [Abstract]    
Accumulated amortization $ (26.2) $ (22.3)