v3.8.0.1
Document and Entity Information
12 Months Ended
Dec. 31, 2017
shares
Entity Registrant Name Secoo Holding Ltd
Entity Central Index Key 0001633441
Document Type 20-F
Document Period End Date Dec. 31, 2017
Amendment Flag false
Current Fiscal Year End Date --12-31
Entity Well-known Seasoned Issuer No
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Filer Category Non-accelerated Filer
Document Fiscal Year Focus 2017
Document Fiscal Period Focus FY
Ordinary shares  
Entity Common Stock, Shares Outstanding 25,280,058
Class A  
Entity Common Stock, Shares Outstanding 18,708,629
Class B  
Entity Common Stock, Shares Outstanding 6,571,429