Share-based compensation - Options (Details) - $ / shares |
3 Months Ended | 12 Months Ended |
|---|---|---|
Mar. 31, 2025 |
Dec. 31, 2024 |
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| Share-based compensation | ||
| Number of options over ordinary shares granted (in shares) | 24,711,600 | 37,097,688 |
| Weighted average fair value of ordinary shares options (in dollars per share) | $ 0.07 | $ 0.12 |
| Number of additional options with a nominal exercise price granted | 24,944,376 | 26,984,352 |
| Weighted average fair value of options with a nominal exercise price | $ 0.1 | $ 0.14 |
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. No definition available.
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- Definition Gross number of share options (or share units) granted with nominal exercise price during the period. No definition available.
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- References No definition available.
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- Definition Gross number of share options (or share units) granted during the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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