DERIVATIVE ASSETS AND DERIVATIVE LIABILITIES, Derivative Gain (Loss) Recognized in AOCI (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Derivative Instruments, Gain (Loss) [Line Items] | ||||
| Interest rate (cash flow hedges) | $ (1) | $ (3) | $ (3) | $ (2) |
| Total gains/(losses) included in AOCI, net of taxes | 22 | (49) | 26 | 12 |
| Interest rate | ||||
| Derivative Instruments, Gain (Loss) [Line Items] | ||||
| Interest rate (cash flow hedges) | (1) | (3) | (3) | (2) |
| Foreign exchange | ||||
| Derivative Instruments, Gain (Loss) [Line Items] | ||||
| Foreign exchange (net investment hedges) | $ 23 | $ (46) | $ 29 | $ 14 |
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- Definition Other Comprehensive Income (Loss), Cash Flow Hedge And Net Investment Hedge, Gain (Loss), Before Reclassification, After Tax No definition available.
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- Definition Other Comprehensive Income (Loss), Net Investment Hedge, Gain (Loss), After Reclassification 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/exampleRef
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- Definition Amount, after tax and reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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