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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+ Details

Net Loss Per Share of Common Stock (Details) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Feb. 28, 2013	Feb. 29, 2012	Feb. 28, 2013	Feb. 29, 2012
Stock units and stock options to purchase common stock
Securities excluded from computation of diluted net income (loss) per share of common stock
Antidilutive securities (in shares)	253	185	320	185
Common stock subject to repurchase
Securities excluded from computation of diluted net income (loss) per share of common stock
Antidilutive securities (in shares)		1		1