Supplemental Financial Statement Data (Schedule of Statements of Cash Flow) (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Aug. 02, 2026 |
Aug. 03, 2025 |
Jul. 28, 2024 |
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| Additional Cash Flow Elements and Supplemental Cash Flow Information [Abstract] | |||
| Operating Lease, Right-of-Use Asset, Amortization Expense | $ 102 | $ 98 | $ 90 |
| Amortization of Debt Issuance Costs and Discounts | 9 | 10 | 8 |
| Benefit related expense | 4 | 4 | 12 |
| Other | 27 | 7 | 28 |
| Other Noncash Expense (Income) | 142 | 119 | 138 |
| Employee Benefits And Deferred Compensation Payments | (40) | (36) | (40) |
| Increase (Decrease) in Other Cash Operating Activities, Cash Flow Statement | (4) | (5) | (37) |
| Other | (44) | (41) | (77) |
| Interest Paid, Excluding Capitalized Interest, Operating Activity | 320 | 330 | 194 |
| Interest Received | 8 | 17 | 6 |
| Capital Expenditures Incurred but Not yet Paid | $ 104 | $ 149 | $ 109 |
| X | ||||||||||
- Definition Payments related to employee benefits and deferred compensation, such as unfunded pension benefit payments, other postretirement benefit payments, and payments of deferred compensation. No definition available.
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| X | ||||||||||
- Definition The increase (decrease) during the reporting period in the amount of Other Cash Operating Activities, Cash Flow Statement No definition available.
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| X | ||||||||||
- Definition Interest Received No definition available.
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| X | ||||||||||
- Definition Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other. No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of amortization expense attributable to debt discount (premium) and debt issuance costs. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Future cash outflow to pay for purchases of fixed assets that have occurred. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of noncash expense (reversal of expense) for employee benefits and share-based payment arrangement. Includes, but is not limited to, pension, other postretirement, postemployment and termination benefits. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of periodic reduction over lease term of carrying amount of right-of-use asset from operating lease. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of cash inflow (outflow) from operating activity, classified as other, in reconciling net income to reflect cash provided by (used in) operating activity when indirect cash flow method is applied. No definition available.
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