Taxation - Movement of Valuation Allowances for Deferred Tax Assets (Detail) ¥ in Thousands, $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2025
CNY (¥)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
CNY (¥)
|
|
| Income Tax Disclosure [Abstract] | |||
| Beginning balance | ¥ (874,116) | $ (124,997) | ¥ (786,853) |
| Additions | (71,837) | (10,273) | (127,852) |
| Decreases | 42,382 | 6,061 | 40,589 |
| Ending balance | ¥ (903,571) | $ (129,209) | ¥ (874,116) |