REVENUE RECOGNITION - Schedule of Contract Assets and Contract Liabilities (Details) - USD ($) $ in Millions |
Mar. 31, 2026 |
Sep. 30, 2025 |
|---|---|---|
| Revenue from Contract with Customer [Abstract] | ||
| Unbilled receivables (contract assets) | $ 1,909 | $ 1,891 |
| Customer advances (contract liabilities) | (1,269) | (1,105) |
| Net contract assets | $ 640 | $ 786 |
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- Definition Net Contract Assets (Liabilities) No definition available.
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| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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