Segments - Summary of Disaggregation of Revenue (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Jan. 01, 2023	Jan. 02, 2022
Disaggregation Of Revenue [Line Items]
Net Sales, amount	$ 6,837,384	$ 6,404,223	$ 6,099,869
Sales Revenue, Goods, Net [Member] | Product Concentration Risk [Member]
Disaggregation Of Revenue [Line Items]
Net Sales, percentage	100.00%	100.00%	100.00%
Perishables [Member]
Disaggregation Of Revenue [Line Items]
Net Sales, amount	$ 3,915,971	$ 3,717,642	$ 3,518,181
Perishables [Member] | Sales Revenue, Goods, Net [Member] | Product Concentration Risk [Member]
Disaggregation Of Revenue [Line Items]
Net Sales, percentage	57.30%	58.00%	57.70%
Non-Perishables [Member]
Disaggregation Of Revenue [Line Items]
Net Sales, amount	$ 2,921,413	$ 2,686,581	$ 2,581,688
Non-Perishables [Member] | Sales Revenue, Goods, Net [Member] | Product Concentration Risk [Member]
Disaggregation Of Revenue [Line Items]
Net Sales, percentage	42.70%	42.00%	42.30%