Taxes on Earnings - Provision for Taxes (Narrative) (Details) - USD ($) $ / shares in Units, $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Oct. 31, 2025 |
Oct. 31, 2024 |
Oct. 31, 2023 |
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| Income Tax Disclosure [Abstract] | |||
| Net income tax charges (benefits) | $ (415) | $ (214) | $ (1,100) |
| Uncertain tax positions | 273 | (39) | 27 |
| Restructuring benefits | 80 | 60 | 101 |
| Net valuation allowance release | 44 | 198 | 255 |
| Filing of tax returns in various jurisdictions | 28 | 14 | 58 |
| Audit settlements in various jurisdictions | 22 | (60) | |
| Litigation charges | 16 | ||
| Chnages in tax rate | 69 | 25 | |
| Tax benefit related to acquisition charges | 11 | 42 | |
| Internal reorganization | 726 | ||
| Tax charges for extinguishment of debt | 25 | ||
| Income tax benefits, reduced rates for subsidiaries in certain countries | $ 153 | $ 217 | $ 190 |
| Income tax benefits, reduced rates for subsidiaries in certain countries (in dollars per share) | $ 0.16 | $ 0.22 | $ 0.19 |
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- Definition Effective Income Tax Rate Reconciliation, Business Combination, Amount No definition available.
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- Definition Effective Income Tax Rate Reconciliation, Debt Extinguishment, Amount No definition available.
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- Definition Effective Income Tax Rate Reconciliation, Filing Of Tax Returns In Various Jurisdictions, Amount No definition available.
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- Definition Effective Income Tax Rate Reconciliation, Internal Reorganization, Amount No definition available.
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- Definition Effective Income Tax Rate Reconciliation, Litigation Charges, Amount No definition available.
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- Definition Effective Income Tax Rate Reconciliation, Restructuring Charges, Amount No definition available.
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- Definition Effective Income Tax Rate Reconciliation, Uncertain Tax Position Charges, Amount No definition available.
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- Definition Income Tax Reconciliation Other Discrete Items Tax Charges (Credits) No definition available.
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to reduced rates for subsidiaries in certain countries resulting from certain employment actions and capital investments undertaken by the entity. No definition available.
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- Definition Per share amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to reduced rates for subsidiaries in certain countries resulting from certain employment actions and capital investments undertaken by the entity. No definition available.
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- References No definition available.
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, attributable to increase (decrease) in the income tax rates. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income tax settlements. Including, but not limited to, domestic tax settlement, foreign tax settlement, state and local tax settlement, and other tax settlements. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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