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v3.22.1

Settlement Expenses - Additional Information (Details) $ / shares in Units, ¥ in Thousands, $ in Thousands |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Aug. 24, 2020 | Jul. 31, 2019 CNY (¥) item | Dec. 31, 2021 CNY (¥) item | Dec. 31, 2021 USD ($) item $ / shares | Dec. 31, 2020 CNY (¥) item shares | Dec. 31, 2020 CNY (¥) $ / shares
Loss Contingencies [Line Items] |  |  |  |  |  |
Number of investors accepted the settlement | item |  |  | 43 | 43 |  |
Share-based settlement expense |  |  | ¥ 19,908 | $ 3,100 | ¥ 1,828,907 |
Camsing Incident |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Number of investors affected | item |  | 818 |  |  | 818 |
Amount of investment repayment default |  | ¥ 3,400,000 |  |  |  |
Number of investors accepted the settlement | item |  |  |  |  | 552 |
Percentage of investors accepted the settlement plan |  |  | 72.70% | 72.70% | 67.50% |
Investors certain Portion of amount in outstanding investments |  |  |  |  | ¥ 2,400,000 | ¥ 2,400,000
Investor's outstanding investments |  |  | ¥ 3,400,000 |  | ¥ 3,400,000 | ¥ 3,400,000
Percentage of outstanding fund agreed for settlement |  |  | 75.40% | 75.40% | 70.00% |
RSU |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Number of RSUs to be issued | shares |  |  |  |  | 3,478,060 |
Fair value of the RSUs to be issued |  |  |  |  | ¥ 1,290,800 |
Plan A | RSU | Vested immediately at contract inception |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Vesting percentage | 10.00% |  |  |  |  |
Plan A | RSU | First Price Vesting |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Vesting percentage | 10.00% |  |  |  |  |
Plan A | RSU | Second Price Vesting |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Vesting percentage | 10.00% |  |  |  |  |
Plan A | RSU | Third Price Vesting |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Vesting percentage | 10.00% |  |  |  |  |
Plan A | RSU | Fourth Price Vesting |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Vesting percentage | 10.00% |  |  |  |  |
Plan A | RSU | Fifth Price Vesting |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Vesting percentage | 10.00% |  |  |  |  |
Plan A | RSU | Sixth Price Vesting |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Vesting percentage | 10.00% |  |  |  |  |
Plan A | RSU | Seventh Price Vesting |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Vesting percentage | 10.00% |  |  |  |  |
Plan A | RSU | Eighth Price Vesting |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Vesting percentage | 10.00% |  |  |  |  |
Plan A | RSU | Ninth Price Vesting |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Vesting percentage | 10.00% |  |  |  |  |
Plan B |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Fair value of options | $ / shares |  |  |  | $ 0 |  | ¥ 0
Class A |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Number of shares authorized to issue annually, share based settlement plan, percent | 1.60% |  |  |  |  |
Shares authorized to issue annually, share based settlement plan, period | 10 years |  |  |  |  |

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