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Consolidated Balance Sheet (Unaudited) (Parentheticals) - $ / shares
Mar. 31, 2016
Dec. 31, 2015
Common stock, shares authorized 10,000,000 10,000,000
Common stock, shares issued 2,268,191 2,263,403
Common stock, no par value (in Dollars per share) $ 0 $ 0
Common stock, shares outstanding 1,882,026 1,877,238
Treasury stock, shares 386,165 386,165