Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Details)	9 Months Ended
	May 31, 2017 USD ($) yr
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 1	138.00%
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 2	238.00%
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 3	220.00%
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 4	217.00%
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 5	1.22%
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 6	1.95%
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 7	1.25%
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 8	1.43%
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 9 | yr	5.0
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 10 | yr	5.0
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 11	0.00%
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 12	0.00%
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 13	0.06
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 14 | $	$ 0.09
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 15	0.01
Stock Options And Warrants Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 16 | $	$ 0.05