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Commitments and Contingencies - Schedule of Changes in Carrying Amount of Product Warranty Liability (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Movement in Standard Product Warranty Accrual      
Balance at beginning of year $ 6.7 $ 10.1 $ 9.4
Charges to expense 0.7 1.4 5.8
Settlements made (2.5) (4.8) (5.1)
Balance at end of year $ 4.9 $ 6.7 $ 10.1