BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Sales Revenue by Similar Products (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Dec. 05, 2020	Nov. 30, 2019	Dec. 05, 2020	Nov. 30, 2019
Concentration Risk [Line Items]
Net sales and other revenue	$ 15,408.9	$ 14,103.2	$ 53,918.1	$ 47,018.3
Product Line | Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 15,408.9	$ 14,103.2	$ 53,918.1	$ 47,018.3
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	$ 7,007.9	$ 6,168.2	$ 24,918.3	$ 20,362.4
Percentage of total net sales and other revenue	45.50%	43.70%	46.20%	43.30%
Perishables | Product Line | Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 6,369.7	$ 5,691.5	$ 22,579.4	$ 19,347.7
Percentage of total net sales and other revenue	41.30%	40.40%	41.90%	41.10%
Pharmacy | Product Line | Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 1,272.7	$ 1,228.5	$ 3,999.4	$ 3,958.2
Percentage of total net sales and other revenue	8.30%	8.70%	7.40%	8.40%
Fuel | Product Line | Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 528.9	$ 794.3	$ 1,688.9	$ 2,664.0
Percentage of total net sales and other revenue	3.40%	5.60%	3.10%	5.70%
Other | Product Line | Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 229.7	$ 220.7	$ 732.1	$ 686.0
Percentage of total net sales and other revenue	1.50%	1.60%	1.40%	1.50%