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SHAREHOLDER'S EQUITY (Details) - $ / shares
3 Months Ended 9 Months Ended 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Dec. 31, 2019
Dec. 31, 2018
SHAREHOLDER'S EQUITY (Details) [Line Items]          
Preferred Stock, Shares Authorized 5,000,000 5,000,000   5,000,000 5,000,000
Preferred Stock, Par or Stated Value Per Share (in Dollars per share) $ 0.001 $ 0.001   $ 0.001 $ 0.001
Common Stock, Voting Rights       ten votes for each share held  
Convertible Common Stock Terms of Conversion       convertible at any time at the election of the shareholder into one share of Class A common stock  
Common Stock, Dividends, Per Share, Cash Paid (in Dollars per share) $ 0.035 $ 0.03 $ 0.025    
Common Class A [Member]          
SHAREHOLDER'S EQUITY (Details) [Line Items]          
Common Stock, Shares Authorized 20,000,000 20,000,000   20,000,000 20,000,000
Common Stock, Par or Stated Value Per Share (in Dollars per share) $ 0.001 $ 0.001   $ 0.001 $ 0.001
Common Stock, Shares, Issued 4,990,235 4,867,235   4,990,235 4,867,235
Common Stock, Shares, Outstanding 4,990,235 4,867,235   4,990,235 4,867,235
Common Stock, Voting Rights       one vote for each share held  
Stock Issued During Period, Shares, New Issues       123,000 59,000
Common Class B [Member]          
SHAREHOLDER'S EQUITY (Details) [Line Items]          
Common Stock, Shares Authorized 762,612 762,612   762,612 762,612
Common Stock, Par or Stated Value Per Share (in Dollars per share) $ 0.001 $ 0.001   $ 0.001 $ 0.001
Common Stock, Shares, Issued 762,612 762,612   762,612 762,612
Common Stock, Shares, Outstanding 762,612 762,612   762,612 762,612