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Significant Accounting Policies - Principles of consolidation to short-term investments (Details) ¥ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 CNY (¥) Y | Dec. 31, 2022 CNY (¥) | Dec. 31, 2021 CNY (¥)
Principles of consolidation |  |  |
Net loss attributable to non-controlling interests | ¥ 733 | ¥ 694 | ¥ (1,038)
Functional currency and foreign currency translation |  |  |
Total foreign currency translation adjustments | 570 | 3,127 | (1,090)
Fair value measurements |  |  |
Impairment loss | 0 | 0 | ¥ 0
Debt Securities Value | 58,391 | 66,470 |
Wealth management products |  |  |
Fair value measurements |  |  |
Investments |  | 42,270 |
Recurring |  |  |
Fair value measurements |  |  |
Investments |  | 66,470 |
Recurring | Wealth management products |  |  |
Fair value measurements |  |  |
Investments | 29,873 |  |
Recurring | Fair value option |  |  |
Fair value measurements |  |  |
Investments | 58,391 |  |
Level 2 | Wealth management products |  |  |
Fair value measurements |  |  |
Investments |  | 42,270 |
Level 2 | Recurring |  |  |
Fair value measurements |  |  |
Investments |  | ¥ 66,470 |
Level 2 | Recurring | Wealth management products |  |  |
Fair value measurements |  |  |
Investments | ¥ 29,873 |  |
Level 3 | Recurring | Price Volatility | Hangzhou Jialin |  |  |
Fair value measurements |  |  |
Measurement Input | 28.4 |  |
Level 3 | Recurring | Price Volatility | Company A |  |  |
Fair value measurements |  |  |
Measurement Input | 44.3 |  |
Level 3 | Recurring | Price Volatility | Company B |  |  |
Fair value measurements |  |  |
Measurement Input | 0.376 |  |
Level 3 | Recurring | Price Volatility | Company C |  |  |
Fair value measurements |  |  |
Measurement Input | 56.6 |  |
Level 3 | Recurring | Risk Free Interest Rate | Hangzhou Jialin |  |  |
Fair value measurements |  |  |
Measurement Input | 2.1 |  |
Level 3 | Recurring | Risk Free Interest Rate | Company A |  |  |
Fair value measurements |  |  |
Measurement Input | 2.3 |  |
Level 3 | Recurring | Risk Free Interest Rate | Company B |  |  |
Fair value measurements |  |  |
Measurement Input | 2.3 |  |
Level 3 | Recurring | Risk Free Interest Rate | Company C |  |  |
Fair value measurements |  |  |
Measurement Input | Y | 2.4 |  |
Level 3 | Recurring | Measurement Input, Market Ratio | Hangzhou Jialin |  |  |
Fair value measurements |  |  |
Measurement Input | 20.2 |  |
Level 3 | Recurring | Measurement Input, Market Ratio | Company A |  |  |
Fair value measurements |  |  |
Measurement Input | 1.4 |  |
Level 3 | Recurring | Measurement Input, Industrial Stock Market Index | Company B |  |  |
Fair value measurements |  |  |
Measurement Input | 39.3 |  |
Level 3 | Recurring | Fair value option |  |  |
Fair value measurements |  |  |
Investments | ¥ 58,391 |  |

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