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STOCK-BASED COMPENSATION (Tables)
6 Months Ended
Jun. 30, 2016
STOCK-BASED COMPENSATION [Abstract]  
Summary of stock option activity
A summary of stock option activity follows:
 
   
Number
of Shares 
   
Weighted-Average
 Exercise Price
Per Share 
 
Outstanding, January 1, 2016
  
185,100
  
$
15.73
 
Granted
  
-
   
-
 
Exercised
  
-
   
-
 
Forfeited or expired
  
(3,000
)
 
$
34.95
 
Outstanding, June 30, 2016
  
182,100
  
$
15.41
 
Summary of options outstanding and exercisable
The following summarizes shares subject to purchase from stock options outstanding and exercisable as of June 30, 2016:

   
Outstanding
  
Exercisable
 
Range of
Exercise Prices
  
Shares
 
Weighted-Average
 Remaining 
Contractual Life
 
Weighted-Average
Exercise Price
  
Shares
 
 Weighted-Average
Remaining
Contractual Life
 
Weighted-Average
Exercise Price
 
$
10.00 - $14.00
   
90,000
 
 5.6 years
 
$
11.68
   
73,334
 
 5.6 years
 
$
11.88
 
$
14.01 - $20.00
   
83,100
 
 7.1 years
 
$
17.80
   
60,272
 
 7.0 years
 
$
17.56
 
$
20.01 - $30.00
   
3,000
 
 2.6 years
 
$
28.30
   
3,000
 
 2.6 years
 
$
28.30
 
$
30.01 - $40.00
   
6,000
 
 1.1 years
 
$
32.04
   
6,000
 
 1.1 years
 
$
32.04
 
     
182,100
 
 6.1 years
 
$
15.41
   
142,606
 
 5.9 years
 
$
15.47
 
Summary of restricted stock activity
A summary of restricted stock activity for the first six months of 2016 follows:
 
  
Number
of Shares
  
Weighted-Average
Grant-Date
Fair Value
 
Unvested, January 1, 2016
  
108,073
  
$
22.94
 
Granted
  
51,871
  
$
25.33
 
Vested
  
(42,633
)
 
$
22.87
 
Forfeited or expired
  
(1,216
)
 
$
22.72
 
Unvested, June 30, 2016
  
116,095
  
$
24.03