v3.25.2
Employee Benefits - Disclosure of Breakup of Actuarial (Gains) / Losses (Details) - USD ($)
$ in Millions
12 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Mar. 31, 2023
Gratuity      
Disclosure of defined benefit plans [line items]      
(Gain) / loss from change in financial assumptions $ 5 $ 1 $ (8)
(Gain) / loss from experience adjustments 7 3 (1)
Total actuarial (gains) / losses 12 4 (9)
Pension      
Disclosure of defined benefit plans [line items]      
(Gain) / loss from change in financial assumptions 5 3 (18)
(Gain) / loss from experience adjustments 3 1
Total actuarial (gains) / losses $ 8 $ 3 $ (17)