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BASIC AND DILUTED AVERAGE SHARES (Details) - shares
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
BASIC AND DILUTED AVERAGE SHARES        
Basic weighted average shares 26,924,631 26,924,381 26,924,631 26,924,381
Effect of potential dilutive securities 15,000 15,250 15,000 15,250
Diluted weighted average shares 26,939,631 26,939,631 26,939,631 26,939,631