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Long-term Investment - Additional Information (Details) ¥ in Thousands, $ in Thousands | 1 Months Ended | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Mar. 31, 2022 USD ($) | Mar. 31, 2022 CNY (¥) | Dec. 31, 2021 USD ($) | Dec. 31, 2021 CNY (¥) | Nov. 30, 2021 USD ($) | Nov. 30, 2021 CNY (¥) | Oct. 31, 2021 USD ($) | Oct. 31, 2021 CNY (¥) | Sep. 30, 2021 USD ($) | Sep. 30, 2021 CNY (¥) | Aug. 31, 2021 USD ($) | Aug. 31, 2021 CNY (¥) | Dec. 31, 2021 USD ($) | Dec. 31, 2021 CNY (¥) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2021 CNY (¥) | Sep. 30, 2021 CNY (¥)
Long-term Investment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Realized gain of bridge loan conversion to investment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,218 |  |
Changes in fair value of long-term investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ (7,791) | $ (9,493) | 357 |  |
Credit loss |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 15,537 |  |  |  |
Shareholding interest of a privately held company |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term Investment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shareholding interest acquired, cash consideration | $ 1,575 | ¥ 10,000 |  |  |  |  | $ 11,713 | ¥ 75,000 | $ 774 | ¥ 5,000 | $ 3,092 | ¥ 20,000 |  |  |  |  |  |  |
Shareholding interest of a privately held company | Group acquired shareholding interest of privately held company one |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term Investment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shareholding interest acquired, cash consideration |  |  | $ 4,672 | ¥ 30,640 | $ 467 | ¥ 3,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Shareholding interest of a privately held company | Group acquired shareholding interest of privately held company two |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term Investment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shareholding interest acquired, cash consideration |  |  | $ 1,120 | ¥ 7,139 | $ 1,571 | ¥ 10,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Shareholding interest of a customer with a bridge loan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term Investment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shareholding interest acquired, cash consideration |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,459 | ¥ 15,640 |  |  |  |  |
Realized gain of bridge loan conversion to investment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,218 | ¥ 7,860 |
Loan to customer, conversion into investment |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,302 | ¥ 15,000 |  |  |  |  |
Bridge loan to a customer |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term Investment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans and leases receivable, before fees, gross |  |  |  |  |  |  |  |  | $ 2,313 |  |  |  |  |  |  |  |  |  | ¥ 15,000
Loans receivable, term |  |  |  |  |  |  |  |  | 1 year | 1 year |  |  |  |  |  |  |  |  |

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