BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Sales Revenue by Similar Products (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Sep. 06, 2025	Sep. 07, 2024	Sep. 06, 2025	Sep. 07, 2024
Concentration Risk [Line Items]
Net sales and other revenue	$ 18,915.8	$ 18,551.5	$ 43,796.6	$ 42,816.9
Product Line \| Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 18,915.8	$ 18,551.5	$ 43,796.6	$ 42,816.9
Percentage of total net sales and other revenue	100.00%	100.00%	100.00%	100.00%
Non-perishables \| Product Line \| Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 9,220.5	$ 9,265.0	$ 21,362.2	$ 21,319.0
Percentage of total net sales and other revenue	48.80%	49.90%	48.80%	49.80%
Fresh \| Product Line \| Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 5,946.6	$ 5,917.4	$ 13,933.4	$ 13,822.3
Percentage of total net sales and other revenue	31.40%	31.90%	31.80%	32.30%
Pharmacy \| Product Line \| Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 2,536.8	$ 2,132.0	$ 5,691.8	$ 4,754.8
Percentage of total net sales and other revenue	13.40%	11.50%	13.00%	11.10%
Fuel \| Product Line \| Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 911.3	$ 951.3	$ 2,141.2	$ 2,272.2
Percentage of total net sales and other revenue	4.80%	5.20%	4.90%	5.30%
Other \| Product Line \| Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 300.6	$ 285.8	$ 668.0	$ 648.6
Percentage of total net sales and other revenue	1.60%	1.50%	1.50%	1.50%