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v3.25.2

Taxes on Earnings (Details) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 31, 2025 USD ($) country | Jul. 31, 2024 USD ($) | Jul. 31, 2025 USD ($) country | Jul. 31, 2024 USD ($)
Income Tax Disclosure [Abstract] |  |  |  |
Effective tax rate (as a percent) | (22.30%) | 22.60% | 5.50% | 22.70%
Income tax reconciliation other discrete items tax charges (credits) | $ (281) |  | $ (315) |
Uncertain tax positions | 243 |  | 228 |
Restructuring benefits | 20 |  | 58 |
Effective income tax rate reconciliation, filing of tax returns in various jurisdictions, amount | 15 |  | 18 |
Effective income tax rate reconciliation, changes in valuation allowances, amount | 55 |  | 55 |
Effective income tax rate reconciliation, audit settlements in various jurisdictions, amount | 22 |  | 22 |
Internal reorganization amount | 80 |  | 80 |
Unrecognized tax benefits | 1,000 |  | 1,000 |
Unrecognized tax benefits that would impact effective tax rate | 707 |  | 707 |
Unrecognized increase in tax benefits change |  |  | 238 |
Penalties and interest accrued | 129 | $ 130 | $ 129 | $ 130
Likelihood of no resolution period |  |  | 12 months |
Reasonably possible decrease in existing unrecognized tax benefits within the next 12 months | $ 131 |  | $ 131 |
Other countries with income tax jurisdiction | country | 61 |  | 61 |

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