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Earnings Per Common Share (Narrative) (Details)	3 Months Ended
Earnings Per Common Share (Narrative) (Details)	Nov. 30, 2014	Nov. 30, 2013
Earnings Per Common Share [Abstract]
Anti-dilutive stock options outstanding	5,347	17,818

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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