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Supply Chain Financing - Additional Information (Details) ¥ in Thousands | 12 Months Ended
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Dec. 31, 2023 CNY (¥)
Accounts Payable and Accrued Liabilities [Abstract] |
Cash pledged as security of guarantees | ¥ 212,000

X
- Definition Cash pledged as security of guarantees. + References No definition available. + Details
Name: | rere_CashPledgedAsSecurityOfGuarantees
Namespace Prefix: | rere_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrentAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration