Schedule of Share Based Payment Award Equity Note Warrants or Rights Valuation Assumptions (Details)	9 Months Ended
May 31, 2013 Y
Stock Options And Warrants Schedule Of Share Based Payment Award Equity Note Warrants Or Rights Valuation Assumptions 1	0.20
Stock Options And Warrants Schedule Of Share Based Payment Award Equity Note Warrants Or Rights Valuation Assumptions 2	0.00%
Stock Options And Warrants Schedule Of Share Based Payment Award Equity Note Warrants Or Rights Valuation Assumptions 3	1.15%
Stock Options And Warrants Schedule Of Share Based Payment Award Equity Note Warrants Or Rights Valuation Assumptions 4	0
Stock Options And Warrants Schedule Of Share Based Payment Award Equity Note Warrants Or Rights Valuation Assumptions 5	0.00%
Stock Options And Warrants Schedule Of Share Based Payment Award Equity Note Warrants Or Rights Valuation Assumptions 6	0.00

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