XML 107 R89.htm IDEA: XBRL DOCUMENT v3.24.3
Stock-Based Compensation - Share-Based Payment Arrangement, Expensed and Capitalized, Amount (Details) - USD ($)
$ in Millions
12 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2022
Share-Based Payment Arrangement [Abstract]      
Compensation expense $ 100 $ 101 $ 104
Income tax benefit resulting from share-based compensation arrangements 25 25 26
Tax impact from exercise and vesting of equity settled awards $ 1 $ 7 $ 12