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STOCK PLANS (Tables)
6 Months Ended
Jun. 30, 2018
STOCK PLANS [Abstract]  
Stock Option Activity
The following table presents the activity related to stock options for the three months ended June 30, 2018.

 
 
Number of
Shares
  
Weighted
Average
Exercise Price
 
Aggregate
Intrinsic Value
 
Weighted
Average
Remaining
Contractual
Term (in years)
 
Options outstanding at Beginning of  Period
  
313,509
  
$
8.64
     
Granted
  
   
     
Expired
  
   
     
Cancelled / Forfeited
  
   
     
Exercised
  
   
     
Options outstanding at End of Period
  
313,509
  
$
8.64
  
$
1,589,159
   
7.27
 
Exercisable (vested) at End of Period
  
154,508
  
$
6.32
  
$
1,141,290
   
5.77
 

The following table presents the activity related to stock options for the six months ended June 30, 2018.

 
 
Number of
Shares
  
Weighted
Average
Exercise Price
 
Aggregate
Intrinsic Value
 
Weighted
Average
Remaining
Contractual
Term (in years)
 
Options outstanding at Beginning of  Period
  
260,592
  
$
7.42
     
Granted
  
69,868
  
$
13.03
     
Expired
  
(3,412
)
 
$
11.90
     
Cancelled / Forfeited
  
   
     
Exercised
  
(13,539
)
  
7.05
     
Options outstanding at End of Period
  
313,509
  
$
8.64
  
$
1,589,159
   
7.27
 
Exercisable (vested) at End of Period
  
154,508
  
$
6.32
  
$
1,141,290
   
5.77
 
Weighted Average Assumptions Used in Valuing Stock Options Granted
A summary of the weighted average assumptions used in valuing stock options during the three and six months ended June 30, 2018 is presented below:

 
 
Three Months Ended
June 30, 2018*
  
Six Months Ended
June 30, 2018
 
Risk Free Interest Rate
  
   
2.57
%
 
        
Expected Dividend Yield
  
   
0.00
%
 
        
Expected Life in Years
  
   
5
 
 
        
Expected Price Volatility
  
   
14.44
%

* There were no stock options granted during the three months ended June 30, 2018.
Activity Related to Restricted Stock
The following table presents the activity related to non-vested restricted stock for the three months ended June 30, 2018.

 
 
Number of
Shares
  
Weighted
Average Grant
Date Fair Value
 
Aggregate
Intrinsic Value
 
Weighted
Average
Remaining
Contractual
Term (in years)
 
Non-vested Restricted stock outstanding at Beginning of Period
  
113,709
  
$
9.37
     
Granted
  
   
     
Cancelled/Forfeited
  
   
     
Exercised/Released/Vested
  
   
     
Non-vested restricted stock outstanding at End of Period
  
113,709
  
$
9.37
  
$
1,558,950
   
2.87
 

 
 
The following table presents the activity related to non-vested restricted stock for the six months ended June 30, 2018.
 
 
Number of
Shares
  
Weighted
Average Grant
Date Fair Value
 
Aggregate
Intrinsic Value
 
Weighted
Average
Remaining
Contractual
Term (in years)
 
Non-vested Restricted stock outstanding at Beginning of  Period
  
111,848
  
$
7.85
     
Granted
  
25,769
   
13.03
     
Cancelled/Forfeited
  
   
     
Exercised/Released/Vested
  
(23,908)
   
6.22
     
Non-vested restricted stock outstanding at End of Period
  
113,709
  
$
9.37
  
$
1,558,950
   
2.87
 
Weighted Average Assumptions Used in Valuing ESPP
A summary of the weighted average assumptions used in valuing ESPP issuances during the three and six months ended June 30, 2018 is presented below.

 
 
Three Months Ended
June 30, 2018
  
Six Months Ended
June 30, 2018
 
Risk Free Interest Rate
  
1.61
%
  
1.61
%
 
        
Expected Dividend Yield
  
0.00
%
  
0.00
%
 
        
Expected Life in Years
  
1.00
   
1.00
 
 
        
Expected Price Volatility
  
12.50
%
  
12.50
%