ACCRUED EXPENSES
 12 Months Ended
Dec. 31, 2015
ACCRUED EXPENSES [Abstract]  
ACCRUED EXPENSES
7.ACCRUED EXPENSES

Accrued expenses consist of the following:

  
At December 31,
 
  
2015
  
2014
 
Accrued compensation and benefits
 
$
6,526
  
$
5,787
 
Accrued rent and real estate taxes
 
$
1,928
  
$
3,251
 
Other accrued expenses
  
3,703
   
4,827
 
  
$
12,157
  
$
13,865