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Common Shares and Warrants (Details 4) - $ / shares | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Aug. 31, 2018 | Oct. 27, 2017 | Aug. 31, 2017 | Nov. 30, 2016 | Aug. 31, 2016
Number of Warrants | 3,286,274 |  | 8,844,506 |  | 12,136,241
Weighted Average Remaining Contractual Life | 1 year 5 months 23 days |  |  |  |
Weighted Average Exercise Price | $ 0.72 | $ 0.44 |  | $ 0.23 |
Warrants 1 |  |  |  |  |
Number of Warrants | 500,000 |  |  |  |
Weighted Average Remaining Contractual Life | 4 months 10 days |  |  |  |
Weighted Average Exercise Price | $ 0.44 |  |  |  |
Warrants 2 |  |  |  |  |
Number of Warrants | 624,065 |  |  |  |
Weighted Average Remaining Contractual Life | 7 months 2 days |  |  |  |
Weighted Average Exercise Price | $ 0.6 |  |  |  |
Warrants 3 |  |  |  |  |
Number of Warrants | 212,209 |  |  |  |
Weighted Average Remaining Contractual Life | 7 months 2 days |  |  |  |
Weighted Average Exercise Price | $ 0.42 |  |  |  |
Warrants 4 |  |  |  |  |
Number of Warrants | 200,000 |  |  |  |
Weighted Average Remaining Contractual Life | 9 months 18 days |  |  |  |
Weighted Average Exercise Price | $ 0.29 |  |  |  |
Warrants 5 |  |  |  |  |
Number of Warrants | 750,000 |  |  |  |
Weighted Average Remaining Contractual Life | 3 years 1 month 10 days |  |  |  |
Weighted Average Exercise Price | $ 0.14 |  |  |  |
Warrants 6 |  |  |  |  |
Number of Warrants | 250,000 |  |  |  |
Weighted Average Remaining Contractual Life | 1 year 3 months |  |  |  |
Weighted Average Exercise Price | $ 0.83 |  |  |  |
Warrants 7 |  |  |  |  |
Number of Warrants | 500,000 |  |  |  |
Weighted Average Remaining Contractual Life | 1 year 4 months 17 days |  |  |  |
Weighted Average Exercise Price | $ 1.83 |  |  |  |
Warrants 8 |  |  |  |  |
Number of Warrants | 250,000 |  |  |  |
Weighted Average Remaining Contractual Life | 2 years 8 months 23 days |  |  |  |
Weighted Average Exercise Price | $ 2.73 |  |  |  |

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- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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