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Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($)
$ in Thousands
Nov. 30, 2015
May. 31, 2015
Allowance for doubtful accounts receivable $ 1,866 $ 1,669
Common Stock, par value (in dollars per share) $ 0 $ 0
Common stock, shares authorized (in shares) 100 100
Common stock, shares issued (in shares) 100 100
Common stock, shares outstanding (in shares) 100 100