Operating Segment Information - Summary of Sales by Type of Similar Products and Services (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 10, 2015	Oct. 04, 2014	Oct. 10, 2015	Oct. 04, 2014
Revenue from External Customer [Line Items]
Consolidated net sales	$ 1,775,401	$ 1,809,571	$ 5,883,948	$ 5,953,473
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	$ 30,199	$ 42,458	$ 98,013	$ 143,839
Fuel [Member] \| Sales Revenue [Member] \| Product Concentration Risk [Member]
Revenue from External Customer [Line Items]
Consolidated net sales, Percentage	1.70%	2.30%	1.70%	2.40%
Non Perishables [Member]
Revenue from External Customer [Line Items]
Consolidated net sales	$ 1,123,748	$ 1,146,410	$ 3,719,370	$ 3,753,373
Non Perishables [Member] \| Sales Revenue [Member] \| Product Concentration Risk [Member]
Revenue from External Customer [Line Items]
Consolidated net sales, Percentage	63.30%	63.40%	63.20%	63.10%
Perishables [Member]
Revenue from External Customer [Line Items]
Consolidated net sales	$ 550,682	$ 554,970	$ 1,834,636	$ 1,840,802
Perishables [Member] \| Sales Revenue [Member] \| Product Concentration Risk [Member]
Revenue from External Customer [Line Items]
Consolidated net sales, Percentage	31.00%	30.70%	31.20%	30.90%
Pharmacy [Member]
Revenue from External Customer [Line Items]
Consolidated net sales	$ 70,772	$ 65,733	$ 231,929	$ 215,459
Pharmacy [Member] \| Sales Revenue [Member] \| Product Concentration Risk [Member]
Revenue from External Customer [Line Items]
Consolidated net sales, Percentage	4.00%	3.60%	3.90%	3.60%