PREPAID EXPENSES AND OTHER CURRENT ASSETS (Details) (USD $)
In Thousands, unless otherwise specified
1 Months Ended 12 Months Ended
Jul. 31, 2013
Dec. 31, 2012
Dec. 31, 2013
PREPAID EXPENSES AND OTHER CURRENT ASSETS      
Prepaid rent and other prepaid expenses   $ 8,467 $ 11,258
Advances to suppliers   2,449 2,969
Deposits   1,213 2,031
Accrued interests receivable   793 717
Advances to employees   1,055 680
Prepayment for building and property   13,283  
Other current assets   1,235 1,007
Total   28,495 18,662
Prepayment for building and property balances as a percentage of the total purchase consideration   60.00%  
Consideration paid $ 9,004