Income Taxes - Movement of Valuation Allowance for Deferred Tax Assets (Details) - CNY (¥) ¥ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Income Tax Disclosure [Abstract] | |||
| Balance as of January 1, | ¥ 284,499 | ¥ 307,818 | ¥ 263,229 |
| Additions | 16,050 | 12,159 | 50,151 |
| Reversals | (17,726) | (35,478) | (5,562) |
| Balance as of December 31, | ¥ 282,823 | ¥ 284,499 | ¥ 307,818 |