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STOCK-BASED COMPENSATION PLANS (Details) (USD $)
3 Months Ended 6 Months Ended 12 Months Ended 6 Months Ended
Jun. 30, 2009
Jun. 30, 2005
Jun. 30, 2013
Stock Options [Member]
Administrator
Jun. 30, 2012
Stock Options [Member]
Jun. 30, 2013
Stock Options [Member]
Administrator
Jun. 30, 2012
Stock Options [Member]
Dec. 31, 2012
Stock Options [Member]
Jun. 30, 2013
Stock Options [Member]
Minimum [Member]
Jun. 30, 2013
Stock Options [Member]
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Number of common stock shares originally authorized (in shares)   425,000              
Number of common stock shares authorized under the plan (in shares) 625,000     775,000   775,000      
Number of common stock approved by the additional amendment (in shares)       150,000   150,000      
Shares available for issuance (in shares)     45,868   45,868        
Minimum number of plan administrators     2   2        
Vested options (in shares)     299,336   299,336        
Unvested options (in shares)     213,997   213,997        
Fair value assumptions [Abstract]                  
Expected life     5 years [1] 5 years 2 months 8 days [1] 5 years [1] 5 years 1 month 10 days [1]      
Risk-free interest rate (in hundredths)     0.84% [2] 0.92% [2] 0.85% [2] 0.90% [2]      
Expected volatility (in hundredths)     50.00% [3] 50.00% [3] 50.00% [3] 50.00% [3]      
Expected dividend yield (in hundredths)     5.08% 4.87% 5.07% 4.83%      
Expected Forfeiture (in hundredths)     17.72% [4] 0.00% [4] 17.72% [4] 0.00% [4]      
Options outstanding [Rollforward]                  
Outstanding, beginning balance (in shares)         477,767        
Granted (in shares)         80,000        
Exercised (in shares)         (32,834)        
Cancelled (in shares)         (11,600)        
Outstanding, ending balance (in shares)     513,333   513,333   477,767    
Exercisable (in shares)     299,336   299,336        
Options weighted average exercise price [Roll Forward]                  
Outstanding, beginning balance (in dollars per share)         $ 18.63        
Granted (in dollars per share)         $ 17.34        
Exercised (in dollars per share)         $ 17.88        
Cancelled (in dollars per share)         $ 17.53        
Outstanding, ending balance (in dollars per share)     $ 18.50   $ 18.50   $ 18.63    
Exercisable (in dollars per share)     $ 18.96   $ 18.96        
Range of Exercise Prices [Abstract]                  
Outstanding, beginning of period (in dollars per share)               $ 10.75 $ 21.85
Granted (in dollars per share)               $ 17.25 $ 17.50
Exercised (in dollars per share)               $ 10.75 $ 20.02
Cancelled (in dollars per share)               $ 17.50 $ 17.75
Outstanding, end of period (in dollars per share)               $ 10.75 $ 21.85
Exercisable (in dollars per share)               $ 10.75 $ 21.85
Options, additional disclosures [Abstract]                  
Outstanding, weighted average remaining contractual term         4 years 4 months 24 days   4 years 3 months 18 days    
Outstanding, aggregate intrinsic value     $ 307,000   $ 307,000   $ 223,000    
Exercisable, weighted average remaining contractual term         3 years 4 months 24 days        
Exercisable, aggregate intrinsic value     186,000   186,000        
Weighted average grant date fair value of options (in dollars per share)     $ 4.89     $ 5.30      
Net cash proceeds from the exercise of stock options         43,000 0      
Income tax effect         (32,000) 0      
Intrinsic value         146,741 131,545      
Total unrecognized compensation expense     $ 700,000   $ 700,000        
Weighted average period for recognition         2 years 2 months 8 days        
[1] The expected life, in years, of stock options is estimated based on historical experience.
[2] The risk-free interest rate is based on U.S. Treasury bills whose term is consistent with the expected life of the stock options.
[3] The expected volatility is estimated based on historical and current stock price data for the Company.
[4] Forfeitures are estimated based on historical experience.