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ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES [Abstract]    
Accrued wages and bonuses $ 2,244 $ 2,862
Accrued legal and professional fees 301 278
Payables for acquisition of property, plant and equipment 156 898
Payables for acquisition of intangible assets 1,112 2,183
Value added tax payable for acquisition of intangible assets 105   
Royalty fees payable 791 912
Accrued consulting fees 188 188
Share repurchase fee payable 170 41
Payables for insurance premium 10 33
Accrued share option management fee 5 34
Customer advance 30 88
Accrued sales discount 254   
Others 761 894
Accrued expenses and other current liabilities $ 6,127 $ 8,411