Condensed Financial Information of the Company information of the revision (Details) - CNY (¥) ¥ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net cash used in investing activities	¥ (157,997)	¥ (64,289)	¥ 9,885
Net cash provided by financing activities	(23)	(32,837)	278,337
Parent company \| Reportable legal entities
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net cash used in investing activities		(77,536)	(210,769)
Net cash provided by financing activities	¥ (5,773)	¥ (27,360)	¥ 371,659

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No definition available.

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- Definition

Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 24
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3521-108585

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- Definition

Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

+ References

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