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Net Income (Loss) per Share (Details Textual)	9 Months Ended
Net Income (Loss) per Share (Details Textual)	May 31, 2014	May 31, 2013
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Stock options with exercise prices exceeding current market prices	1,013,000	1,480,000

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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