Income Taxes - Schedule Of Valuation Allowance Of Deferred Tax Assets (Detail) - CNY (¥) ¥ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Valuation Allowance [Line Items] | |||
| Balance at beginning of the year | ¥ 705,265 | ¥ 654,033 | ¥ 638,980 |
| Additions | 28,096 | 80,576 | 31,283 |
| Expirations | (39,572) | (29,344) | (16,230) |
| Balance at the end of the year | 738,563 | 705,265 | 654,033 |
| Acquisitions | ¥ 44,774 | ¥ 0 | ¥ 0 |