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INCOME TAXES - Tax Credits and Valuation Allowances (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Jul. 31, 2021 | Aug. 01, 2020
Tax Credit Carryforward [Line Items] |  |
Gross deferred tax assets | $ 550 | $ 618
Disallowed interest expense carryforwards | 15 |
Foreign tax credits | 1 | $ 1
Internal Revenue Service (IRS) |  |
Tax Credit Carryforward [Line Items] |  |
Operating loss carryforwards | 2 |
Operating loss carryforward limitation | $ 1 |

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