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Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) (USD $)
In Thousands, except Share data, unless otherwise specified
Aug. 31, 2014
May 25, 2014
Allowance for doubtful accounts (in Dollars) $ 491 $ 516 [1]
Common stock, par value (in Dollars per share) $ 0.001 $ 0.001 [1]
Common stock, shares authorized 50,000,000 50,000,000 [1]
Common stock, shares issued 26,845,218 26,815,253 [1]
Common stock, shares outstanding 26,845,218 26,815,253 [1]
[1] Derived from audited financial statements.