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Other Intangible Assets - Schedule of Other Intangible Assets (Detail) - USD ($)
$ in Millions
Mar. 31, 2023
Dec. 31, 2022
Intangible Assets Net Excluding Goodwill [Abstract]    
Customer relationships $ 191.1 $ 191.0
Noncompete agreements 29.6 33.8
Trademarks 70.6 70.6
Internal-use software licenses 22.4 24.0
Patents 2.8 2.8
Finite-Lived Intangible Assets, Gross 316.5 322.2
Accumulated amortization (148.3) (145.3)
Finite-Lived Intangible Assets, Net 168.2 176.9
Licenses 16.9 16.9
Intangible Assets, Net (Excluding Goodwill) $ 185.1 $ 193.8