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STOCK INCENTIVE PLAN (Details Narrative)
12 Months Ended
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Dec. 31, 2010
Number
shares
Dec. 31, 1998
Number
shares
Intrinsic value of options exercised | $ $ 262,415 $ 311,836 $ 273,979    
Stock-based compensation expense | $ 72,408 $ 71,701 $ 76,529    
Unrecognized compensation cost | $ $ 248,027        
Period for unrecognized compensation cost to be recognized 4 years 2 months 8 days        
1998 Stock Incentive Plan [Member]          
Number of share authorized under stock incentive plan | shares         180,000
Number of stock dividends effecting stock plans | Number         5
Stock dividends for share adjustment of plans (percent)         10.00%
1998 Stock Incentive Plan [Member] | Adjusted For Stock Dividends [Member]          
Number of share authorized under stock incentive plan | shares       363,000 329,422
Stock dividends for share adjustment of plans (percent)         25.00%
2010 Stock Incentive Plan [Member]          
Number of share authorized under stock incentive plan | shares       300,000  
Percent of options vesting in five years       20.00%  
Percentage of options vesting each following year       20.00%  
Number of stock dividends effecting stock plans | Number       2  
Stock dividends for share adjustment of plans (percent)       10.00%