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Cash, Cash Equivalents, and Restricted Cash (Tables) | 12 Months Ended
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Dec. 31, 2016
Details of Cash, Cash Equivalents, and Restricted Cash |
|  | December 31 |
|  | 2015 |  |  | 2016 |
|  | US$ |  |  | US$ |
Cash and deposits in bank |  |  | 28,780 |  |  |  | 58,391 |
Time deposits |  |  | 151,739 |  |  |  | 199,064 |
Bonds acquired under repurchase agreements |  |  | — |  |  |  | 17,028 |
Total cash and cash equivalents |  |  | 180,519 |  |  |  | 274,483 |
Restricted cash (Note 2) |  |  | 21,637 |  |  |  | 46,694 |
|  |  | 202,156 |  |  |  | 321,177 |

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- Definition Tabular disclosure of the components of cash and cash equivalents. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
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Period Type: | duration