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Share capital - Initial Public Offering (Details) - USD ($) $ in Thousands |  |  | 12 Months Ended
--- | --- | --- | ---
Aug. 13, 2021 | Aug. 11, 2021 | Mar. 31, 2023 | Mar. 31, 2022
Disclosure of classes of share capital [table] |  |  |  |
Issuance of shares upon public offerings |  |  |  | $ 823,515
Share issuance costs |  |  | $ 193 | $ 33,984
Subordinate voting shares |  |  |  |
Disclosure of classes of share capital [table] |  |  |  |
Issuance of shares upon public offerings | $ 823,515 |  |  |
Share issuance costs | $ 33,042 |  |  |
Initial public offering | Subordinate voting shares |  |  |  |
Disclosure of classes of share capital [table] |  |  |  |
Increase (decrease) in number of ordinary shares issued (in shares) |  | 8,855,000 |  |
Initial public offering, over-allotment option | Subordinate voting shares |  |  |  |
Disclosure of classes of share capital [table] |  |  |  |
Increase (decrease) in number of ordinary shares issued (in shares) | 1,155,000 |  |  |

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