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Acquisitions - Gametree (Details) $ in Thousands |  | 1 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Jun. 30, 2015 USD ($) fund | Oct. 31, 2014 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($)
Acquisitions |  |  |  |  |
Goodwill |  |  | $ 10,266 | $ 11,117 | $ 11,652
Transfer of Equity Interest in Weibo Funds | SINA |  |  |  |  |
Acquisitions |  |  |  |  |
Number of funds acquired | fund | 2 |  |  |  |
Consideration for transfer of equity interest | $ 22,000 |  |  |  |
Transfer of Equity Interest in Weibo Funds | SINA | Weibo Funds, one |  |  |  |  |
Acquisitions |  |  |  |  |
Percentage of equity interest transferred to Group | 55.00% |  |  |  |
Transfer of Equity Interest in Weibo Funds | SINA | Weibo Funds, two |  |  |  |  |
Acquisitions |  |  |  |  |
Percentage of equity interest transferred to Group | 85.00% |  |  |  |
Gametree |  |  |  |  |
Acquisitions |  |  |  |  |
Cash consideration |  | $ 3,062 |  |  |
Equity interest acquired (as a percent) |  | 84.00% |  |  |
Non-controlling interests |  | $ 292 |  |  |
Total consideration |  | 3,354 |  |  |
Tangible assets |  | 1,518 |  |  |
Identifiable intangible assets acquired |  | 1,688 |  |  |
Liabilities assumed |  | (3,692) |  |  |
Goodwill |  | 3,840 |  |  |
Total consideration |  | $ 3,354 |  |  |
Gametree | Game platform technology |  |  |  |  |
Acquisitions |  |  |  |  |
Estimated useful life of identifiable intangible assets acquired |  | 4 years 3 months 18 days |  |  |
Identifiable intangible assets acquired |  | $ 1,700 |  |  |

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