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v3.22.1

Financial instruments (Details 3) ₨ in Thousands, $ in Thousands | 12 Months Ended
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Mar. 31, 2022 INR (₨) | Mar. 31, 2022 USD ($) | Mar. 31, 2021 INR (₨) | Mar. 31, 2021 USD ($)
Disclosure of detailed information about financial instruments [line items] |  |  |  |
Nominal Amounts Of Hedging Instrument | $ |  | $ 4,500 |  | $ 2,000
Not later than one month [Member] |  |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |  |
Nominal Amounts Of Hedging Instrument | ₨ 0 |  | ₨ 0 |
Later than one month and not later than three months [Member] |  |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |  |
Nominal Amounts Of Hedging Instrument | 0 |  | 0 |
Later than three months and not later than six months [Member] |  |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |  |
Nominal Amounts Of Hedging Instrument | 0 |  | 0 |
Later than six months and not later than one year [Member] |  |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |  |
Nominal Amounts Of Hedging Instrument | ₨ 0 |  | ₨ 0 |

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