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Schedule of Stockholders' Equity Note, Warrants or Rights, Valuation Assumptions (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Nov. 30, 2017 USD ($) | Aug. 31, 2017 USD ($) yr | Aug. 31, 2016 USD ($) yr
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 1 |  |  | 237.00%
Risk-free interest rate | 1.21% |  |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 2 |  |  | 240.00%
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 3 |  |  | 0.74%
Dividend yield | 0.00% |  |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 4 |  |  | 0.95%
Estimated fair value per warrant | $ 0.40 |  |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 5 |  |  | 1.5
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 6 | yr |  |  | 2
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 7 |  |  | 0.00%
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 8 |  |  | $ 0.09
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 9 |  |  | $ 0.19
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 1 |  | 102.00% |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 2 |  | 138.00% |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 3 |  | 237.00% |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 4 |  | 240.00% |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 5 |  | 0.65% |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 6 |  | 1.27% |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 7 |  | 0.74% |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 8 |  | 0.95% |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 9 |  | 0.46 |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 10 | yr |  | 2 |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 11 |  | 1.5 |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 12 | yr |  | 2 |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 13 |  | 0.00% |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 14 |  | 0.00% |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 15 |  | $ 0.09 |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 16 |  | 0.20 |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 17 |  | 0.09 |
Common Shares And Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Valuation Assumptions 18 |  | $ 0.19 |
Minimum [Member] |  |  |
Expected volatility | 100.00% |  |
Expected life | 1 year 4 months 10 days |  |
Maximum [Member] |  |  |
Expected volatility | 101.00% |  |
Expected life | 2 years |  |

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