Income Taxes - Summary Of Valuation Allowance (Detail) ¥ in Thousands, $ in Thousands |
12 Months Ended | |||
|---|---|---|---|---|
|
Dec. 31, 2025
CNY (¥)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
CNY (¥)
|
Dec. 31, 2023
CNY (¥)
|
|
| Income Tax Disclosure [Abstract] | ||||
| Balance at beginning of the year | ¥ 198,412 | $ 28,372 | ¥ 189,418 | ¥ 149,646 |
| Additions | 31,526 | 4,508 | 21,550 | 39,853 |
| Tax loss utilized | (11,715) | (1,675) | (12,556) | (81) |
| Balance at end of the year | ¥ 218,223 | $ 31,205 | ¥ 198,412 | ¥ 189,418 |