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STOCK COMPENSATION PLANS (Tables)
9 Months Ended
Sep. 30, 2013
STOCK COMPENSATION PLANS [Abstract]  
Weighted-average assumptions used for grants option
The fair value of each option grant is estimated using the Black-Scholes-Merton option pricing model with the following weighted-average assumptions used for grants issued in 2013 and 2012.  All options were granted at market value with a 10-year option term with a vesting period of one year from the date of grant.

 
 
2013
  
2012
 
Expected Dividend Yield
  
3.63
%
  
4.18
%
Expected Stock Price Volatility
  
26.16
%
  
25.13
%
Weighted Average Risk-Free Interest Rate
  
1.68
%
  
1.87
%
Weighted Average Expected Life of Options (in years)
  
9.41
   
9.47
 

Shares of Class A Non-Voting Common Stock under option
The following summary reflects changes in the shares of Class A Stock underlying options:

 
 
Option Shares
  
Weighted Average Exercise Price
  
Weighted Average Remaining Life (Yrs.)
  
Aggregate Intrinsic Value (in thousands)
 
Plan options
 
  
  
  
 
Outstanding at January 1, 2013
  
421,500
  
$
18.30
  
   
1,741
 
Granted
  
33,750
   
22.66
  
     
Exercised
  
(43,500
)
  
16.08
  
   
254
 
Expired
  
--
      
     
Outstanding at September 30, 2013
  
411,750
  
$
18.89
   
4.54
  
$
1,397
 
 
                
Options exercisable at September 30, 2013
  
378,000
  
$
18.56
   
4.09
  
$
1,397
 

Non-vested shares of Class A Stock under option
 
The following summary reflects changes in the non-vested shares of Class A Stock underlying options:
 
Non-vested Shares
 
Option Shares
  
Weighted Average Grant – Date Fair Value Per Option
 
Non-vested at January 1, 2013
  
33,750
  
$
2.92
 
Granted
  
33,750
   
4.04
 
Vested
  
(33,750
)
  
2.92
 
Canceled
  
--
   
--
 
Non-vested at September 30, 2013
  
33,750
  
$
4.04