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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-Paragraph 4

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-Name Accounting Standards Codification

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-URI http://asc.fasb.org/extlink&oid=6510752

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-Name Accounting Standards Codification

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+ Details

Description Of Business And Significant Accounting Policies (Schedule Of Antidilutive Securities Excluded from Computation of Earnings Per Share)(Details)	12 Months Ended
	Aug. 31, 2012	Aug. 31, 2011	Aug. 31, 2010
Stock Options [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive securities excluded from the computation of earnings per share	29,181
Restricted Stock Units [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive securities excluded from the computation of earnings per share	3,241	2,062	476