Income Taxes - Summary of Reconciliation of Unrecognized Tax Benefit (Detail) ¥ in Thousands, $ in Thousands |
Dec. 31, 2025
CNY (¥)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
CNY (¥)
|
Dec. 31, 2023
CNY (¥)
|
|---|---|---|---|---|
| Income Tax Disclosure [Abstract] | ||||
| Balance at the beginning of the year | ¥ (5,480) | $ (784) | ¥ (5,480) | ¥ (5,480) |
| Balance at end of the year | ¥ (5,480) | $ (784) | ¥ (5,480) | ¥ (5,480) |