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Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jul. 11, 2020 | Jul. 13, 2019 | Jul. 11, 2020 | Jul. 13, 2019 | Dec. 30, 2017
Income Tax Disclosure [Abstract] |  |  |  |  |
Effective income tax rate | 6.30% | 30.30% | 4.30% | 72.50% |
Net discrete income tax benefit on initial analysis of impact of CARES Act | $ 4,300 |  |  |  |
Federal statutory income tax rate |  |  |  |  | 35.00%
Additional discrete income tax benefit | $ (5,200) |  | $ (2,100) | $ 2,509 |

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