Restricted Net Assets (Details) - 12 months ended Dec. 31, 2025 ¥ in Thousands, $ in Thousands |
CNY (¥) |
USD ($) |
|---|---|---|
| Restricted Net Assets | ||
| Minimum percentage of after tax profit to be allocated to general reserve | 10.00% | |
| Limit of general reserve fund as a percentage of registered capital, after which allocations to general reserve fund are no longer required | 50.00% | |
| Restricted net assets of Company's Chinese mainland subsidiaries, the VIE and subsidiaries of the VIE | ¥ 125,917,402 | $ 18,005,949 |