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

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration