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Restructuring, Impairment and Other Charges - Restructuring Reserve - Narrative (Detail) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Restructuring Cost And Reserve [Line Items]    
Current restructuring reserve (included in accrued liabilities and other) $ 25.6 $ 33.3
Noncurrent restructuring reserve (included in noncurrent liabilities) 43.8 55.3
Accrued liabilities and other 352.9 351.2
Other noncurrent liabilities 238.3 272.0
MEPP withdrawal obligations related to facility closures    
Restructuring Cost And Reserve [Line Items]    
Accrued liabilities and other 7.6 17.8
Other noncurrent liabilities $ 41.4 $ 52.4