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Income Taxes - Additional Information (Detail) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Income Tax [Line Items]      
Effective tax rate 20.30% 23.50%  
United States federal statutory income tax rate 21.00% 21.00%  
Unrecognized tax benefits $ 10,180,000   $ 9,736,000
Unrecognized tax benefits, interest on income taxes accrued $ 515,000   $ 442,000
Period during which examination phase of tax audits may conclude, description Although the timing of the resolutions and/or closures of audits is highly uncertain, it is reasonably possible that the examination phase of these audits may be concluded within the next 12 months, which could increase or decrease the balance of our gross unrecognized tax benefits.    
Earliest Tax Year [Member]      
Income Tax [Line Items]      
Open tax year 2013    
Latest Tax Year [Member]      
Income Tax [Line Items]      
Open tax year 2018    
COVID-19 [Member]      
Income Tax [Line Items]      
CARES Act, Provide relief of provision relating to net operating loss carrybacks record in discrete tax benefit $ 1,712,000