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Net Loss per Share (Details Narrative)	12 Months Ended
Net Loss per Share (Details Narrative)	Jul. 31, 2013	Jul. 31, 2012	Jul. 31, 2011
Earnings Per Share [Abstract]
Antidilutive securities excluded from earnings per share, incremental shares	298,931,138	94,643,712	115,875,372

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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