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CONDENSED CONSOLIDATED BALANCE SHEETS (Parentheticals) - $ / shares
Jun. 30, 2018
Mar. 31, 2018
Preferred stock, shares authorized 1,000,000 0
Preferred stock, par value (in Dollars per share) $ 0.10  
Preferred stock, shares issued 500,000 0
Preferred stock, shares outstanding 500,000 0
Common stock, par value (in Dollars per share) $ 0.10 $ 0.10
Common stock, shares issued 3,255,887 3,255,887
Common stock, shares outstanding 3,255,887 3,255,887
Common stock, shares authorized 4,000,000 4,000,000