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Stock-based Compensation Plans - Additional Information 3 (Detail) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock-based compensation (income) expense $ 9,222,000 $ 10,164,000
Performance-based PS-PSUs and RS-PSUs    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Vesting period 3 years  
Stock-based compensation (income) expense $ (285,000) 1,600,000
Performance Based TSR - PSUs    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Vesting period 3 years  
Stock-based compensation expense $ 936,000 $ 443,000