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LONG-TERM DEBT - ABL Credit Facility (Details) - USD ($) |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 03, 2022 | Jul. 30, 2022 | Jul. 31, 2021 | Oct. 19, 2018
Debt Instrument [Line Items] |  |  |  |
Unused credit |  | $ 1,627,000,000 |  |
Borrowing base, based on eligible accounts receivable and inventory levels |  | 2,600,000,000 |  |
Remaining availability of credit facility |  | 2,600,000,000 |  |
Debt issuance costs, net |  | $ 29,000,000 | $ 35,000,000 |
Credit Facility | ABL Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Unutilized commitment fees (as a percent) |  | 0.20% |  |
Letter of Credit |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Borrowing base, based on eligible accounts receivable and inventory levels |  | $ 133,000,000 |  |
Line of Credit | ABL Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Unutilized commitment fees (as a percent) | 0.20% |  |  |
Line of Credit Facility, Expiration Period | 90 days |  |  |
Unused credit | $ 210,000,000 |  |  |
Debt Instrument Unused Borrowing Capacity Percentage Of Borrowing Base | 10.00% |  |  |
Line of Credit | ABL Credit Facility | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Remaining availability of credit facility | $ 100,000,000 |  |  |
Line of Credit | ABL Credit Facility | Minimum | Base Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Spread on reference rate (as a percent) | 0.00% |  |  |
Line of Credit | ABL Credit Facility | Minimum | Secured Overnight Financing Rate (SOFR) |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Spread on reference rate (as a percent) | 1.00% |  |  |
Line of Credit | ABL Credit Facility | Maximum | Base Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Spread on reference rate (as a percent) | 0.25% |  |  |
Line of Credit | ABL Credit Facility | Maximum | Secured Overnight Financing Rate (SOFR) |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Spread on reference rate (as a percent) | 1.25% |  |  |
Line of Credit | Credit Facility | ABL Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum borrowing base | $ 2,600,000,000 | 2,600,000,000 |  | $ 2,100,000,000
Maximum borrowing capacity | 750,000,000 |  |  |
Borrowing base, reserves |  | 120,000,000 |  |
Borrowing base, based on eligible accounts receivable and inventory levels |  | 2,612,000,000 |  |
Remaining availability of credit facility |  | 1,627,000,000 |  |
Notes payable |  | 840,000,000 |  |
Debt issuance costs, net |  | 10,000,000 |  |
Outstanding letters of credit |  | $ 133,000,000 |  |
Line of Credit | Credit Facility | ABL Credit Facility | Base Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Spread on reference rate (as a percent) |  | 0.00% |  |
Line of Credit | Credit Facility | ABL Credit Facility | Minimum | Base Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Spread on reference rate (as a percent) |  | 0.00% |  |
Line of Credit | Credit Facility | ABL Credit Facility | Maximum | Base Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Spread on reference rate (as a percent) |  | 0.25% |  |
Line of Credit | Credit Facility | ABL Credit Facility | Accounts Receivable |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Borrowing base, eligibility percentage |  |  |  | 90.00%
Line of Credit | Credit Facility | ABL Credit Facility | Credit Card Receivable |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Borrowing base, eligibility percentage |  |  |  | 90.00%
Line of Credit | Credit Facility | ABL Credit Facility | Inventories | Minimum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Borrowing base, eligibility percentage |  |  |  | 90.00%
Line of Credit | Credit Facility | ABL Credit Facility | Inventories | Maximum |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Borrowing base, eligibility percentage |  |  |  | 92.50%
Line of Credit | Credit Facility | ABL Credit Facility | Pharmacy Receivable |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Borrowing base, eligibility percentage |  |  |  | 90.00%
Line of Credit | Letter of Credit | ABL Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum borrowing base | $ 100,000,000 |  |  |

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