XML 58 R48.htm IDEA: XBRL DOCUMENT v3.24.1.u1
Financial Instruments and Fair Value Measurements - Cash and Equivalents and Restricted Cash (Details) - USD ($)
$ in Millions
Mar. 31, 2024
Sep. 30, 2023
Mar. 31, 2023
Sep. 30, 2022
Fair Value Disclosures [Abstract]        
Cash and equivalents $ 2,348 $ 1,416    
Restricted cash 46 65    
Cash and equivalents and restricted cash $ 2,394 $ 1,481 $ 2,068 $ 1,159