v2.4.1.9

PREPAID EXPENSES AND OTHER CURRENT ASSETS (Details) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2014 | Dec. 31, 2013
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PREPAID EXPENSES AND OTHER CURRENT ASSETS [Abstract] |  |
Prepaid expenses | $ 497 us-gaap_PrepaidExpenseCurrent | $ 1,135 us-gaap_PrepaidExpenseCurrent
Value added tax refundable | 3,108 us-gaap_OtherReceivables | 2,213 us-gaap_OtherReceivables
Interest receivables | 591 us-gaap_InterestReceivable | 462 us-gaap_InterestReceivable
Others | 315 us-gaap_OtherAssetsCurrent | 162 us-gaap_OtherAssetsCurrent
Prepaid expenses and other current assets | $ 4,511 us-gaap_PrepaidExpenseAndOtherAssetsCurrent | $ 3,972 us-gaap_PrepaidExpenseAndOtherAssetsCurrent

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