Prepayments and Other Assets - Schedule of Prepayment and Other Assets (Parenthetical) (Details) - USD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Mar. 31, 2023 |
Mar. 31, 2024 |
|
| Disclosure Of Prepayments And Other Assets [Abstract] | ||
| Third party financial liability | $ 89 | $ 45 |
| Third party financial liability settled | $ 14 |