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STOCK COMPENSATION EXPENSE (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Apr. 17, 2019
Mar. 20, 2019
Apr. 25, 2018
Mar. 21, 2018
Apr. 19, 2017
Mar. 15, 2017
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2012
Stock Compensation Expense [Abstract]                    
Grants (in shares)             72,075 67,875 69,375  
Grants (in dollars per share)             $ 15.57 $ 15.12 $ 15.21  
Stock price volatility calculation base term             3 years      
Compensation expense             $ 301 $ 252 $ 217  
Unrecognized stock-based compensation expense             $ 129      
Unrecognized stock-based compensation, period of recognition             26 months      
2012 Long Term Incentive Plan [Member]                    
Stock Compensation Expense [Abstract]                    
Number of shares authorized (in shares)                   687,500
Stock based incentive programs over the subsequent years                   10 years
2012 Long Term Incentive Plan [Member] | President and CEO [Member] | Stock Options [Member]                    
Stock Compensation Expense [Abstract]                    
Grants (in shares) 7,500   7,500   7,500          
Fair value of shares granted (in dollars per share) $ 16.78   $ 15.82   $ 16.56          
Compensation expense $ 126   $ 119   $ 124          
2012 Long Term Incentive Plan [Member] | Granted on March 20, 2019 [Member] | Stock Options [Member]                    
Stock Compensation Expense [Abstract]                    
Grants (in shares)   72,075                
Grants (in dollars per share)   $ 15.57                
Stock option vesting period             3 years      
2012 Long Term Incentive Plan [Member] | Granted On March 21, 2018 [Member] | Stock Options [Member]                    
Stock Compensation Expense [Abstract]                    
Grants (in shares)       67,875            
Grants (in dollars per share)       $ 15.12            
Stock option vesting period             3 years      
2012 Long Term Incentive Plan [Member] | Granted on March 15, 2017 [Member] | Stock Options [Member]                    
Stock Compensation Expense [Abstract]                    
Grants (in shares)           69,375        
Grants (in dollars per share)           $ 15.21        
Stock option vesting period             3 years