Schedule I - Additional Information of Parent Company - Additional Information (Details)	12 Months Ended
Dec. 31, 2022
Parent Company
Condensed Financial Information Of Parent Company Only [Line Items]
Percentage of consolidated net assets	25

Condensed financial information of parent company only.

No definition available.

Name:	rere_CondensedFinancialInformationOfParentCompanyOnlyLineItems
Namespace Prefix:	rere_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration