XML 43 R42.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Short-term investments (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2014
Text Block [Abstract] |
Schedule of Short-Term Investments |
(In thousands) |  | December 31, 2013 |  |  | December 31, 2014 |
Time deposits |  |  | 9,695 |  |  |  | — |
Investments in financial instruments (note) |  |  | 31,298 |  |  |  | 29,427 |
Total |  |  | 40,993 |  |  |  | 29,427 |
Note: |  | the investments were issued by commercial banks in China 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.

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

X
- Details
Name: | us-gaap_TextBlockAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration