Income Taxes - Unrecognized Tax Benefits (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Jan. 26, 2025 |
Jan. 28, 2024 |
Jan. 29, 2023 |
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| Unrecognized Tax Benefits [Roll Forward] | |||
| Balance at beginning of period | $ 1,670 | $ 1,238 | $ 1,013 |
| Increases in tax positions for current year | 1,268 | 616 | 268 |
| Increases in tax positions for prior years | 48 | 87 | 1 |
| Decreases in tax positions for prior years | (88) | (148) | (15) |
| Lapse in statute of limitations | (27) | (19) | (20) |
| Settlements | (10) | (104) | (9) |
| Balance at end of period | 2,861 | $ 1,670 | $ 1,238 |
| Unrecognized tax benefits that would affect effective tax rate | $ 2,000 | ||
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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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- Definition The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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