BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Sales Revenue by Similar Products (Details) - USD ($) $ in Millions	4 Months Ended
	Jun. 18, 2022	Jun. 19, 2021
Concentration Risk [Line Items]
Net sales and other revenue	$ 23,310.3	$ 21,269.4
Product Line | Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 23,310.3	$ 21,269.4
Percentage of total net sales and other revenue	100.00%	100.00%
Non-perishables | Product Line | Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 11,446.0	$ 10,742.7
Percentage of total net sales and other revenue	49.10%	50.50%
Fresh | Product Line | Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 7,881.5	$ 7,412.5
Percentage of total net sales and other revenue	33.80%	34.90%
Pharmacy | Product Line | Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 1,923.5	$ 1,728.6
Percentage of total net sales and other revenue	8.30%	8.10%
Fuel | Product Line | Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 1,654.7	$ 1,049.3
Percentage of total net sales and other revenue	7.10%	4.90%
Other | Product Line | Product Concentration Risk
Concentration Risk [Line Items]
Net sales and other revenue	$ 404.6	$ 336.3
Percentage of total net sales and other revenue	1.70%	1.60%