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Financial Instruments - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2022
Mar. 31, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Derivative [Line Items]          
Notional amount of foreign currency derivative hedges $ 600.0     $ 600.0  
Value of terminated interest rate hedges   $ 600.0      
Foreign Exchange Contracts [Member]          
Derivative [Line Items]          
Notional amount of foreign currency derivative hedges 568.3     568.3  
Cash flow hedge [Member]          
Derivative [Line Items]          
Derivative instrument gain (loss) 0.2   $ 1.4 (0.5) $ (0.6)
Cash flow hedge [Member] | Foreign Exchange Contracts [Member]          
Derivative [Line Items]          
Estimated amount of net derivative gains in accumulated other comprehensive income reclassified to earnings within 12 months $ 2.6     2.6  
Total realized pre-tax gains       $ 39.0