ORGANIZATION AND PRINCIPAL ACTIVITIES (Details 2) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
ORGANIZATION AND PRINCIPAL ACTIVITIES      
Net revenues $ 670,019 $ 359,031 $ 218,989
Gain on disposal of Hisoft Dalian 305    
Hisoft Dalian
     
ORGANIZATION AND PRINCIPAL ACTIVITIES      
Net revenues        
Total assets   312 312
Total liability   $ 642 $ 642