Derivative Instruments (Details) - USD ($) $ in Millions |
12 Months Ended | |
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Jul. 31, 2026 |
Jul. 31, 2025 |
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| Derivative [Line Items] | ||
| Unrealized gains (losses) in AOCI related to cash flow hedges | $ (15) | $ 40 |
| Cash Flow Hedging | ||
| Derivative [Line Items] | ||
| Total notional amount | 1,700 | 964 |
| Not Designated as Hedging Instrument | ||
| Derivative [Line Items] | ||
| Total notional amount | $ 522 | $ 504 |
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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/2009/role/commonPracticeRef
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- Definition Nominal or face amount used to calculate payment on derivative. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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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