Financial instruments (Details 2) $ in Thousands, ₨ in Millions |
12 Months Ended | |||
|---|---|---|---|---|
|
Mar. 31, 2026
INR (₨)
|
Mar. 31, 2026
USD ($)
|
Mar. 31, 2025
INR (₨)
|
Mar. 31, 2025
USD ($)
|
|
| Change in value of forward elements of forward contracts [abstract] | ||||
| Nominal Amounts Of Hedging Instrument | $ | $ 500 | $ 1,500 | ||
| Currency swap contract [member] | ||||
| Change in value of forward elements of forward contracts [abstract] | ||||
| (Gain) / loss on mark to market in respect of forward contracts outstanding | ₨ 2 | ₨ 0 | ||
| Written put options [member] | Currency swap contract [member] | ||||
| Change in value of forward elements of forward contracts [abstract] | ||||
| Nominal Amounts Of Hedging Instrument | 2 | 0 | ||
| Purchased call options [member] | Currency swap contract [member] | ||||
| Change in value of forward elements of forward contracts [abstract] | ||||
| Nominal Amounts Of Hedging Instrument | ₨ 0 | ₨ 0 | ||