Provisions and Other Contingencies - Additional Information (Details) ₨ in Millions, $ in Millions |
5 Months Ended | 12 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
|
Mar. 13, 2025
USD ($)
Action
|
Jul. 25, 2024
Action
|
Mar. 31, 2026
INR (₨)
|
Mar. 31, 2026
USD ($)
|
Mar. 31, 2025
INR (₨)
|
Mar. 31, 2025
USD ($)
|
Mar. 31, 2026
USD ($)
|
Mar. 31, 2025
USD ($)
|
|
| Contingent Liabilities - Other Than Income Tax Contingent Liability | ||||||||
| Disclosure Of Other Provisions [Line Items] | ||||||||
| Claims (excluding demands from Income tax authorities) | ₨ 11,530 | ₨ 10,200 | $ 122.0 | $ 119.0 | ||||
| Amount paid to statutory authorities | ₨ 270 | $ 3.0 | ₨ 80 | $ 1.0 | ||||
| Cybersecurity Incident November 2023 | ||||||||
| Disclosure Of Other Provisions [Line Items] | ||||||||
| Number of actions filed against a subsidiary | 6 | |||||||
| Number of actions filed against customers | 7 | |||||||
| Settlement amount agreed to pay | $ | $ 17.5 | |||||||
| Provision for Post Sales Client Support and Other Provisions | ||||||||
| Disclosure Of Other Provisions [Line Items] | ||||||||
| Description of expected period to be utilized | 1 year | 1 year | ||||||