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Consolidated Statements of Financial Condition (Current Period Unaudited) (Parentheticals) - $ / shares
Jun. 30, 2018
Mar. 31, 2018
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized (in shares) 100,000,000 100,000,000
Common stock, shares issued (in shares) 3,416,414 3,407,613
Common stock, outstanding (in shares) 3,416,414 3,407,613