Related party transactions (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
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| Related Party [Abstract] | ||
| Short-term employee benefits | $ 3,239 | $ 2,569 |
| Share-based payments | 11,225 | 11,963 |
| Total compensation expense for key management personnel | $ 14,464 | $ 14,532 |
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- References Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Key Management Personnel Compensation, Short-term Employee Benefits And Termination Benefits No definition available.
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| X | ||||||||||
- Definition Related Party [Abstract] No definition available.
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