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OTHER FINANCIAL DATA - Schedule of Other Liabilities (Details) - USD ($) $ in Millions | Sep. 30, 2025 | Sep. 30, 2024
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Other Financial Data [Abstract] |  |
Deferred income taxes | $ 1,822 | $ 2,138
Pension and postretirement liabilities | 467 | 466
Operating lease liabilities (noncurrent) | 505 | 511
Asbestos litigation | 131 | 151
Other | 625 | 574
Total | $ 3,550 | $ 3,840
Noncurrent lease liabilities (other liabilities) [Extensible Enumeration] | Total | Total

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