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STOCKHOLDERS' EQUITY (Tables)
3 Months Ended
Mar. 31, 2018
STOCKHOLDERS' EQUITY [Abstract]  
Summary of transactions pertaining to restricted stock
The following is a summary of transactions pertaining to restricted stock:

  
Shares
  
Weighted
Average Grant
Date Fair Value
Per Share
 
Nonvested restricted stock outstanding at December 31, 2017
  
607,994
  
$
1.90
 
Granted
  
113,946
   
1.55
 
Canceled
  
-
   
-
 
Vested
  
(576,446
)
  
1.60
 
         
Nonvested restricted stock outstanding at March 31, 2018
  
145,494
   
2.82
 
Summary of transactions pertaining to option plans
The following is a summary of transactions pertaining to stock options:

  
Shares
  
Weighted
Average
Exercise Price
Per Share
 
Weighted
Average
Remaining
Contractual
Term
 
Aggregate
Intrinsic Value
(in thousands)
 
Outstanding at December 31, 2017
  
167,667
  
$
12.11
 
 2.97 years
 
$
-
 
Canceled
  
(20,000
)
  
12.00
    
-
 
              
Outstanding at March 31, 2018
  
147,667
   
12.13
 
 3.10 years
  
-
 
              
Vested as of March 31, 2018
  
147,667
   
12.13
 
 3.10 years
  
-
 
              
Exercisable as of March 31, 2018
  
147,667
   
12.13
 
 3.10 years
  
-
 
Summary of options outstanding
The following table presents a summary of stock options outstanding:

   
At March 31, 2018
 
   
Stock Options Outstanding
  
Stock Options Exercisable
 
Range of Exercise Prices
  
Shares
  
Contractual
Weighted
Average Life
(years)
  
Weighted
Average Price
  
Shares
  
Weighted
Average Exercise
Price
 
$
4.00-$13.99
   
99,667
   
3.59
  
$
8.15
   
99,667
  
$
8.15
 
$
14.00-$19.99
   
17,000
   
1.59
   
19.98
   
17,000
   
19.98
 
$
20.00-$25.00
   
31,000
   
2.35
   
20.62
   
31,000
   
20.62
 
                       
     
147,667
   
3.10
   
12.13
   
147,667
   
12.13