Financial Instruments - Schedule of Pre-tax Effect of Derivative Instruments in Net Investment Hedging Relationships and Pre-tax Effect of Derivative Instruments in Cash Flow Hedging Relationships (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Apr. 30, 2026 |
Apr. 30, 2025 |
Apr. 30, 2026 |
Apr. 30, 2025 |
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| Derivative Instruments, Gain (Loss) [Line Items] | ||||
| Foreign exchange contracts | $ 126 | $ (465) | $ (65) | $ (195) |
| Total | 18 | (529) | (114) | (216) |
| Foreign currency contracts | ||||
| Derivative Instruments, Gain (Loss) [Line Items] | ||||
| Foreign exchange contracts | 126 | (465) | (65) | (195) |
| Foreign exchange contracts | $ (108) | $ (64) | $ (49) | $ (21) |
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- Definition Other Comprehensive Income (Loss), Derivative Cash Flow And Net Investment Hedges, Increase (Decrease), Before Adjustments And Tax No definition available.
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount, before tax and reclassification, of gain (loss) from derivative designated and qualifying as net investment hedge. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Details
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