Share-based Compensation - Additional Information (Detail) |
12 Months Ended | |||||
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Dec. 09, 2016
¥ / shares
shares
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Dec. 09, 2016
$ / shares
shares
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Dec. 31, 2025
CNY (¥)
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Dec. 31, 2025
USD ($)
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Dec. 31, 2024
CNY (¥)
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Dec. 31, 2023
CNY (¥)
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| Share-based compensation | ||||||
| Share-based compensation expense | ¥ 0 | $ 0 | ¥ 2,257,795 | ¥ 4,935,782 | ||
| Total intrinsic value of options exercised | 4,685,077 | 669,957 | 3,938,396 | 3,056,001 | ||
| Total fair value of shares vested | 0 | $ 0 | 2,257,960 | ¥ 29,797,645 | ||
| 2016 Plan | ||||||
| Share-based compensation | ||||||
| Options expiration period | 10 years | 10 years | ||||
| Total intrinsic value of options exercised | ¥ | ¥ 4,685,077 | ¥ 3,938,396 | ||||
| Shares reserved for issuance | shares | 1,000,000 | 1,000,000 | ||||
| Exercise price, options per share. | (per share) | ¥ 0.0006 | $ 0.0001 | ||||
| 2016 Plan | Minimum | ||||||
| Share-based compensation | ||||||
| Options vesting period | 3 years | 3 years | ||||
| 2016 Plan | Maximum | ||||||
| Share-based compensation | ||||||
| Options vesting period | 5 years | 5 years | ||||
| X | ||||||||||
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Aggregate number of common shares reserved for future issuance. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- 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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- 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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- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- 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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- Definition Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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