LONG-TERM DEBT - ABL Credit Facility (Details) - USD ($)	Oct. 29, 2022	Jul. 30, 2022	Jun. 03, 2022	Oct. 19, 2018
Debt Instrument [Line Items]
Line of credit facility, current borrowing capacity	$ 2,600,000,000
Notes payable	2,485,000,000	$ 2,109,000,000
Debt issuance costs, net	28,000,000	$ 29,000,000
Letter of credit
Debt Instrument [Line Items]
Line of credit facility, current borrowing capacity	133,000,000
Line of credit | Revolving credit facility | ABL Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity			$ 2,600,000,000
Line of credit facility, maximum borrowing capacity, optional increase			750,000,000
Line of credit | Revolving credit facility | ABL Credit Facility | Accounts receivable
Debt Instrument [Line Items]
Line of credit facility, borrowing base, eligibility percent				90.00%
Line of credit | Revolving credit facility | ABL Credit Facility | Pharmacy receivable
Debt Instrument [Line Items]
Line of credit facility, borrowing base, eligibility percent				90.00%
Line of credit | Revolving credit facility | ABL Credit Facility | Credit card receivable
Debt Instrument [Line Items]
Line of credit facility, borrowing base, eligibility percent				90.00%
Line of credit | Revolving credit facility | ABL Credit Facility | Inventories | Minimum
Debt Instrument [Line Items]
Line of credit facility, borrowing base, eligibility percent				90.00%
Line of credit | Revolving credit facility | ABL Credit Facility | Inventories | Maximum
Debt Instrument [Line Items]
Line of credit facility, borrowing base, eligibility percent				92.50%
Line of credit | Revolving credit facility | ABL Credit Facility | United States
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	2,600,000,000
Line of credit facility, borrowing capacity, reserves	110,000,000
Line of credit facility, current borrowing capacity	2,898,000,000
Notes payable	1,217,000,000
Debt issuance costs, net	10,000,000
Line of credit | Revolving credit facility | ABL Credit Facility | Canada
Debt Instrument [Line Items]
Remaining availability under ABL credit facility	$ 2,600,000,000
Line of credit | Letter of credit | ABL Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity			$ 100,000,000