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Leases - Summary of Supplemental Balance Sheet Information Related to Leases (Detail) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Leases [Abstract]    
Lease right-of-use assets $ 358.6 $ 373.9
Other current lease liabilities $ 82.7  
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] us-gaap:OtherLiabilitiesCurrent  
Lease liabilities $ 309.3 $ 320.9
Total lease liabilities $ 392.0  
Weighted-average remaining lease term, years 5 years 4 months 24 days  
Weighted-average discount rate 3.20%