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Fair Value Measurement - Fair Value Measurements of Company's Assets and Liabilities that Measured at Fair Value on A Recurring Basis (Details) ¥ in Thousands, $ in Thousands | Dec. 31, 2019 CNY (¥) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 CNY (¥)
--- | --- | --- | ---
Short-term investment |  |  |
Available for sale investments | ¥ 642,759 |  | ¥ 438,077
Investments held by consolidated investment fund | 642,759 | $ 92,326 | 395,929
Long-term investment |  |  |
Available-for-sale investments in debt securities | 15,081 | 2,167 | 139,994
Investments held by consolidated investment fund | 260,311 | 37,391 | 109,439
Other long-term investments measured at fair value | 255,967 | $ 36,767 | 374,612
Recurring Basis |  |  |
Short-term investment |  |  |
Available for sale investments |  |  | 42,148
Investments held by consolidated investment fund | 642,759 |  | 395,929
Long-term investment |  |  |
Available-for-sale investments in debt securities | 15,081 |  | 139,994
Investments held by consolidated investment fund | 260,311 |  | 109,439
Other long-term investments measured at fair value | 255,967 |  | 374,612
Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Long-term investment |  |  |
Other long-term investments measured at fair value | 7,968 |  | 157,855
Recurring Basis | Significant Other Observable Inputs (Level 2) |  |  |
Short-term investment |  |  |
Available for sale investments |  |  | 42,148
Investments held by consolidated investment fund | 642,759 |  | 395,929
Long-term investment |  |  |
Available-for-sale investments in debt securities | 15,081 |  | 139,994
Investments held by consolidated investment fund | 260,311 |  | 109,439
Other long-term investments measured at fair value |  |  | ¥ 216,757
Recurring Basis | Significant Unobservable Inputs (Level 3) |  |  |
Long-term investment |  |  |
Other long-term investments measured at fair value | 219,679 |  |
Recurring Basis | NAV |  |  |
Long-term investment |  |  |
Other long-term investments measured at fair value | ¥ 28,320 |  |

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