Share-based compensation (Details) |
12 Months Ended | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Nov. 10, 2021
shares
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Apr. 30, 2019
shares
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Oct. 31, 2018
shares
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May 09, 2018
$ / shares
shares
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Apr. 30, 2018
shares
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Oct. 11, 2017
shares
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May 03, 2016
shares
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Jun. 29, 2015
shares
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Jan. 25, 2015
shares
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Dec. 31, 2025
¥ / shares
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Dec. 31, 2024
¥ / shares
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Dec. 31, 2023
¥ / shares
|
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| Share-based compensation | ||||||||||||
| Number of shares granted | 155,000 | 475,000 | 40,000,000 | 841,054 | 16,616,000 | 7,425,000 | 630,000 | 13,843,645 | ||||
| Expiration period (in years) | 10 years | |||||||||||
| Exercise price (in dollars per share) | $ / shares | $ 4.75 | |||||||||||
| Weighted-average grant date fair value of the options | ¥ / shares | ¥ 10.34 | ¥ 10.8 | ¥ 10.39 | |||||||||
| Minimum | ||||||||||||
| Share-based compensation | ||||||||||||
| Vesting period (in years) | 3 years | |||||||||||
| Maximum | ||||||||||||
| Share-based compensation | ||||||||||||
| Vesting period (in years) | 4 years | |||||||||||
| Share options | ||||||||||||
| Share-based compensation | ||||||||||||
| Unvested share options granted | 9,429,984 | |||||||||||
| X | ||||||||||
- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- 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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| X | ||||||||||
- 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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| X | ||||||||||
- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Number of non-vested options canceled. No definition available.
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