v3.8.0.1
Document and Entity Information
12 Months Ended
Dec. 31, 2017
shares
Entity Registrant Name WEIBO Corp
Entity Central Index Key 0001595761
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 Yes
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Filer Category Large Accelerated Filer
Document Fiscal Year Focus 2017
Document Fiscal Period Focus FY
Class A ordinary shares  
Entity Common Stock, Shares Outstanding 120,926,916
Class B ordinary shares  
Entity Common Stock, Shares Outstanding 101,778,958
Ordinary Shares  
Entity Common Stock, Shares Outstanding 222,705,874