Reporting Segment Information - Summary of Sales by Type of Similar Products and Services (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 08, 2016	Oct. 10, 2015	Oct. 08, 2016	Oct. 10, 2015
Revenue from External Customer [Line Items]
Consolidated net sales	$ 1,800,085	$ 1,775,401	$ 5,906,416	$ 5,883,948
Sales Revenue [Member] | Product Concentration Risk [Member]
Revenue from External Customer [Line Items]
Consolidated net sales, Percentage	100.00%	100.00%	100.00%	100.00%
Fuel [Member]
Revenue from External Customer [Line Items]
Consolidated net sales	$ 27,882	$ 30,199	$ 84,183	$ 98,013
Fuel [Member] | Sales Revenue [Member] | Product Concentration Risk [Member]
Revenue from External Customer [Line Items]
Consolidated net sales, Percentage	1.50%	1.70%	1.40%	1.70%
Non Perishables [Member]
Revenue from External Customer [Line Items]
Consolidated net sales	$ 1,143,964	$ 1,123,748	$ 3,731,362	$ 3,719,370
Non Perishables [Member] | Sales Revenue [Member] | Product Concentration Risk [Member]
Revenue from External Customer [Line Items]
Consolidated net sales, Percentage	63.60%	63.30%	63.20%	63.20%
Perishables [Member]
Revenue from External Customer [Line Items]
Consolidated net sales	$ 544,200	$ 550,682	$ 1,821,347	$ 1,834,636
Perishables [Member] | Sales Revenue [Member] | Product Concentration Risk [Member]
Revenue from External Customer [Line Items]
Consolidated net sales, Percentage	30.20%	31.00%	30.80%	31.20%
Pharmacy [Member]
Revenue from External Customer [Line Items]
Consolidated net sales	$ 84,039	$ 70,772	$ 269,524	$ 231,929
Pharmacy [Member] | Sales Revenue [Member] | Product Concentration Risk [Member]
Revenue from External Customer [Line Items]
Consolidated net sales, Percentage	4.70%	4.00%	4.60%	3.90%