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Stockholders' Equity - Schedule of Changes in Accumulated Other Comprehensive Loss (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Accumulated Other Comprehensive Income Loss [Line Items]      
Beginning Balance $ 870.2 $ 796.5 $ 816.1
Ending Balance 957.2 870.2 796.5
Currency Translation      
Accumulated Other Comprehensive Income Loss [Line Items]      
Beginning Balance (240.4) (233.4) (246.8)
Other comprehensive income (loss) (28.8) (7.0) 13.4
Ending Balance (269.2) (240.4) (233.4)
Accumulated Defined Benefit Plans Adjustment | Defined benefit pension plans      
Accumulated Other Comprehensive Income Loss [Line Items]      
Beginning Balance (163.3) (214.5) (202.2)
Other comprehensive income (loss) 9.9 14.9 13.4
Net actuarial gain (loss) arising during year 90.3 36.3 (25.7)
Ending Balance (63.1) (163.3) (214.5)
Accumulated Defined Benefit Plans Adjustment | OPEB Plans      
Accumulated Other Comprehensive Income Loss [Line Items]      
Beginning Balance (0.4) (0.3) 0.2
Other comprehensive income (loss) (0.3) (0.3) (0.2)
Net actuarial gain (loss) arising during year 1.5 0.2 (0.3)
Ending Balance 0.8 (0.4) (0.3)
Total Accumulated Other Comprehensive Loss      
Accumulated Other Comprehensive Income Loss [Line Items]      
Beginning Balance (404.1) (448.2) (448.8)
Other comprehensive income (loss) 72.6 44.1 0.6
Ending Balance $ (331.5) $ (404.1) $ (448.2)