LEASES, Operating Lease Assets and Liabilities (Details) - USD ($) $ in Millions |
Mar. 31, 2026 |
Sep. 30, 2025 |
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| Leases [Abstract] | ||
| ROU lease assets (included in “Other assets”) | $ 597 | $ 583 |
| Location of ROU assets | Other assets | Other assets |
| Lease liabilities (included in “Other payables”) | $ 552 | $ 538 |
| Location of lease liabilities | Other Liabilities | Other Liabilities |
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- References No definition available.
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Indicates line item in statement of financial position that includes operating lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Indicates line item in statement of financial position that includes operating lease right-of-use asset. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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