Common Shares and Warrants (Details 1) - $ / shares |
6 Months Ended | 12 Months Ended | ||||
|---|---|---|---|---|---|---|
Feb. 29, 2020 |
Aug. 31, 2019 |
Aug. 31, 2018 |
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| Common Shares And Warrants [Roll Forward] | ||||||
| Number of Warrants, Balance | 2,825,325 | 3,286,274 | 8,844,506 | |||
| Weighted Average Exercise Price, Balance | $ 1.38 | $ 0.72 | $ 0.29 | |||
| Number of Warrants, Cancelled/Expired | (750,000) | (17,498) | (230,000) | |||
| Weighted Average Exercise Price, Cancelled/Expired | $ 1.50 | $ 0.59 | $ 0.17 | |||
| Number of Warrants, Exercised | (1,626,513) | [1] | (6,364,145) | |||
| Weighted Average Exercise Price, Exercised | $ 0.49 | $ 0.28 | ||||
| Number of Warrants, Issued | 2,057,495 | 1,183,062 | 1,035,913 | |||
| Weighted Average Exercise Price, Issued | $ 0.80 | $ 1.99 | $ 1.48 | |||
| Number of Warrants, Balance | 4,132,820 | 2,825,325 | 3,286,274 | |||
| Weighted Average Exercise Price, Balance | $ 1.07 | $ 1.38 | $ 0.72 | |||
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- Definition Class of Warrant or Right, Exercises in Period No definition available.
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- Definition Class of Warrant or Right, Exercises in Period, Weighted Average Exercise Price No definition available.
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- Definition Class of Warrant or Right, Expirations in Period No definition available.
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- Definition Class of Warrant or Right, Expirations in Period, Weighted Average Exercise Price No definition available.
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- Definition Class of Warrant or Right, Grants in Period, Net of Forfeitures No definition available.
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- Definition Class of Warrant or Right, Grants in Period, Weighted Average Exercise Price No definition available.
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- Definition Class of Warrant or Right, Outstanding, Weighted Average Exercise Price, Beginning of Period No definition available.
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition Number of warrants or rights outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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