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Short-term investments (Tables) | 12 Months Ended
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Dec. 31, 2017
Short-term investments [Abstract] |
Schedule of Short-Term Investments |
(In thousands) |  | December 31, 2016 |  | December 31, 2017 |
Time deposits |  |  | 38,829 |  |  | 118,779 |
Investments in financial instruments (note) |  |  | 143,131 |  |  | 20,136 |
Total |  |  | 181,960 |  |  | 138,915 |
| Note: | The investments were issued by commercial banks in the PRC with a variable interest rate indexed to performance of underlying assets. Since these investments’ maturity dates are within one year, they are classified as short-term investments.

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- Definition Tabular disclosure of the components of cash, cash equivalents, and investments. + References No definition available. + Details
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- References No definition available. + Details
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