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BENEFIT PLANS - Significant Multiemployer Plans (Details) $ in Millions | 12 Months Ended
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Jul. 29, 2023 USD ($) plan | Jul. 30, 2022 USD ($) | Jul. 31, 2021 USD ($)
Defined Benefit Plan Disclosure [Line Items] |  |  |
Contributions | $ 48 | $ 45 | $ 48
PPA surcharges (as a percent) | 5.00% | 10.00% |
Number of plans included in All Other Multiemployer Pension Plans | plan | 3 |  |
Number of plans without future contributions | plan | 0 |  |
Minneapolis Food Distributing Industry Pension Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
FIP/RP Status Pending/Implemented | No |  |
Contributions | $ 12 | $ 11 | 12
Surcharges Imposed | No |  |
Minneapolis Retail Meat Cutters and Food Handlers Pension Fund |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
FIP/RP Status Pending/Implemented | Implemented |  |
Contributions | $ 13 | 10 | 10
Surcharges Imposed | No |  |
Minneapolis Retail Meat Cutters and Food Handlers Variable Annuity Pension Fund |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
FIP/RP Status Pending/Implemented | NA |  |
Contributions | $ 3 | 4 | 4
Surcharges Imposed | NA |  |
Central States, Southeast and Southwest Areas Pension Fund |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
FIP/RP Status Pending/Implemented | Implemented |  |
Contributions | $ 5 | 5 | 6
Surcharges Imposed | No |  |
UFCW Unions and Participating Employer Pension Fund |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
FIP/RP Status Pending/Implemented | Implemented |  |
Contributions | $ 3 | 3 | 3
Surcharges Imposed | No |  |
Western Conference of Teamsters Pension Plan Trust |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
FIP/RP Status Pending/Implemented | No |  |
Contributions | $ 10 | 10 | 10
Surcharges Imposed | No |  |
UFCW Unions and Employers Pension Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
FIP/RP Status Pending/Implemented | NA |  |
Contributions | $ 0 | 0 | 1
Surcharges Imposed | NA |  |
All Other Multiemployer Pension Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Contributions | $ 2 | $ 2 | $ 2

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