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PROPERTY, EQUIPMENT AND FACILITIES (Tables)
 12 Months Ended
Dec. 31, 2017
PROPERTY, EQUIPMENT AND FACILITIES [Abstract]  
Property, equipment and facilities
Property, equipment and facilities consist of the following:

  
Useful life
(years)
  
At December 31,
 
     
2017
  
2016
 
Land
  
-
  
$
6,969
  
$
6,969
 
Buildings and improvements
  
1-25
   
127,027
   
124,826
 
Equipment, furniture and fixtures
  
1-7
   
81,772
   
79,029
 
Vehicles
  
3
   
883
   
848
 
Construction in progress
  
-
   
161
   
925
 
       
216,812
   
212,597
 
Less accumulated depreciation and amortization
      
(163,946
)
  
(157,152
)
      
$
52,866
  
$
55,445