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ACCRUED EXPENSES (Tables)
12 Months Ended
Dec. 31, 2019
ACCRUED EXPENSES [Abstract]  
Accrued Expenses
Accrued expenses consists of the following:

  
At December 31,
 
  
2019
  
2018
 
Accrued compensation and benefits
 
$
3,785
  
$
4,337
 
Accrued rent and real estate taxes
  
1,763
   
3,057
 
Other accrued expenses
  
2,321
   
3,211
 
  
$
7,869
  
$
10,605