Taxes on Earnings (Details) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
|
Apr. 30, 2026
USD ($)
country
|
Apr. 30, 2025
USD ($)
|
Apr. 30, 2026
USD ($)
country
|
Apr. 30, 2025
USD ($)
|
|
| Income Tax Disclosure [Abstract] | ||||
| Effective tax rate (as a percent) | 8.70% | 19.80% | 14.50% | 19.80% |
| Unrecognized tax benefits | $ 822 | $ 822 | ||
| Unrecognized tax benefits that would impact effective tax rate | 650 | 650 | ||
| Unrecognized increase (decrease) in tax benefits change | 43 | |||
| Penalties and interest accrued | $ 75 | $ 157 | $ 75 | $ 157 |
| Other countries with income tax jurisdiction | country | 60 | 60 | ||
| X | ||||||||||
- Definition Represents the number of other countries in which the entity is subject to income taxes. No definition available.
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| X | ||||||||||
- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The amount of estimated penalties and interest accrued as of the balance sheet date arising from income tax examinations. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- 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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