v3.26.1
OTHER FINANCIAL INFORMATION - Schedule of Other Liabilities (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Sep. 30, 2025
Other Financial Information [Abstract]    
Deferred income taxes $ 1,745 $ 1,822
Operating lease liabilities (noncurrent) 554 505
Pension and postretirement liabilities 452 467
Asbestos litigation $ 122 $ 131