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SHAREHOLDERS' EQUITY (Details) - shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Oct. 26, 2020
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2017
SHAREHOLDERS' EQUITY            
Common stock issued 10,790,413 10,785,913        
Common stock, shares outstanding 10,790,413 10,785,913   11,067,402 11,067,402 11,067,402
Number of shares issued during the period 4,500          
Number of shares authorized to repurchase under stock repurchase program     400,000