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Income Taxes - Summary of Income Tax Benefit (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 26, 2020
Sep. 28, 2019
Sep. 26, 2020
Sep. 28, 2019
Summary of income tax provision        
Tax provision based on net income $ 26,325 $ 16,047 $ 52,029 $ 34,455
Benefit of ASU 2016-09 (5,142) (1,842) (9,481) (3,870)
Total income tax provision $ 21,183 $ 14,205 $ 42,548 $ 30,585