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STOCKHOLDERS' EQUITY (Tables)
 9 Months Ended
Sep. 30, 2021
STOCKHOLDERS' EQUITY [Abstract]  
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, 2020
    
1,572,159
    
$
2.77
  
Granted
    
657,076
      
5.97
  
Canceled
    
-
      
-
  
Vested
    
(498,936
)
    
3.04
  
                 
Nonvested restricted stock outstanding at September 30, 2021
    
1,730,299
      
3.87
  
Transactions Pertaining to Option Plans
The fair value of the stock options used to compute stock-based compensation is the estimated present value at the date of grant using the Black-Scholes option pricing model. 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, 2020
    
81,000
    
$
7.79
  
1.17 years
  
$
-
  
Granted/Vested
    
-
      
-
      
-
  
Canceled
    
-
      
-
        
-
  
                           
Outstanding at September 30, 2021
    
81,000
      
7.79
  
0.42 years
    
-
  
                           
Vested as of September 30, 2021
    
81,000
      
7.79
  
0.42 years
    
-
  
                           
Exercisable as of September 30, 2021
    
81,000
      
7.79
  
0.42 years
    
-