Income Taxes - Aggregate Changes in Gross Unrecognized Tax Benefits (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Jul. 26, 2025 |
Jul. 27, 2024 |
Jul. 29, 2023 |
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| Unrecognized Tax Benefits [Roll Forward] | |||
| Beginning balance | $ 2,156 | $ 2,137 | $ 3,101 |
| Additions based on tax positions related to the current year | 283 | 205 | 159 |
| Additions for tax positions of prior years | 81 | 256 | 261 |
| Reductions for tax positions of prior years | (68) | (344) | (265) |
| Settlements | (75) | (53) | (1,063) |
| Lapse of statute of limitations | (40) | (45) | (56) |
| Ending balance | $ 2,337 | $ 2,156 | $ 2,137 |
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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