INCOME TAXES (Details 3) (USD $)
In Thousands, except Per Share data, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Income tax expense reconciliation      
Tax expenses at statutory tax rate in PRC $ 3,184 $ 1,128 $ 5,029
Permanent differences 695 314 551
Different tax jurisdictions 6,556 3,253 306
Tax holiday in the PRC (4,225) (3,102) (4,788)
Change in valuation allowance (65) (437) 861
Preferential tax refund (1,724)    
Other 547 54 (241)
Income tax expense 4,968 1,210 1,718
Components of consolidated income before income tax expense      
Income before income tax expense and earnings in equity method investment 12,737 4,512 20,116
Cayman Islands
     
Components of consolidated income before income tax expense      
Domestic (Cayman Islands) (26,246) (22,937) (7,125)
PRC
     
Components of consolidated income before income tax expense      
Foreign 26,887 19,795 18,873
Tax expense additional information      
Income tax rate if deemed as resident PRC 25.00% 25.00% 25.00%
Withholding tax for PRC subsidiaries (as a percent) 10.00%    
Minimum percentage of equity interest in FIE considered for reduction in withholding income tax rate 25.00%    
Withholding tax rate in case of subsidiary 25% or more directly owned by the resident in Hong Kong 5.00%    
Withholding tax rate for the Company's subsidiary not considered to be beneficial owner of any such dividends 10.00%    
Aggregate undistributed earnings of the company's subsidiaries located in the PRC 222,624 179,601 79,611
Provision for dividend withholding taxes 0 0 0
Others
     
Components of consolidated income before income tax expense      
Foreign 12,096 7,654 8,368
Tax holidays granted to PRC subsidiaries is not available | PRC
     
Income tax holiday      
Increase in income tax expenses without the tax holidays $ 4,225 $ 3,102 $ 4,788
Impact of tax holiday on basic net income per common share (in dollars per share) $ 0.06 $ 0.06 $ 0.12
Impact of tax holiday on diluted net income per common share (in dollars per share) $ 0.05 $ 0.06 $ 0.11