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v3.23.1

Financial Instruments (Offsetting Assets and Liabilities) (Details) - USD ($) $ in Millions | Apr. 30, 2023 | Jul. 31, 2022
--- | --- | ---
General Discussion of Derivative Instruments and Hedging Activities [Abstract] |  |
Derivative Assets | $ 8 | $ 25
Derivative Asset, Not Offset, Policy Election Deduction | (1) | (17)
Derivative Asset, Fair Value, Offset Against Collateral, Net of Not Subject to Master Netting Arrangement, Policy Election, Total | 7 | 8
Derivative Liability | 23 | 34
Derivative Liability, Not Offset, Policy Election Deduction | (1) | (17)
Derivative Liability, Fair Value, Amount Offset Against Collateral | $ 22 | $ 17

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