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Fair Value of Financial Assets and Liabilities - Additional Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Foreign currency forward contracts Maturity Period 90 days  
Foreign currency transaction gains (losses) $ 400 $ (200)
Supplemental profit sharing plan 7,143 6,059
Contingent liabilities 0 581
Other Noncurrent Liabilities [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Contingent liabilities 0 600
Profit Sharing Plan [Member]    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Supplemental profit sharing plan $ 7,100 $ 6,100