Contingencies - Additional Information (Details) ¥ in Millions	12 Months Ended
Dec. 31, 2021 CNY (¥) item	Dec. 31, 2020 CNY (¥)
Loss Contingencies [Line Items]
Number of investors \| item	33
Aggregate claim amount	¥ 116.1
Camsing Incident
Loss Contingencies [Line Items]
Percentage of investors accepted the settlement plan	72.70%	67.50%
Percentage of outstanding fund agreed for settlement	75.40%	70.00%
Investor's Outstanding Investments	¥ 3,400.0	¥ 3,400.0
Amount of liability on the litigation settlement	¥ 433.3

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

Name:	us-gaap_LossContingencyDamagesSoughtValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration