v3.24.1.1.u2
Financial Instruments - Summary of Movement In Credit Allowance On Customer Balance (Details) - USD ($)
$ in Millions
12 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Mar. 31, 2022
Disclosure of detailed information about financial instruments [abstract]      
Balance at the beginning $ 117 $ 113 $ 103
Translation differences (2) (3) (1)
Impairment loss recognized / (reversed), net 11 28 19
Amounts written off (12) (21) (8)
Balance at the end $ 114 $ 117 $ 113