Common Shares and Warrants (Details 1) - $ / shares |
6 Months Ended | 12 Months Ended |
|---|---|---|
Feb. 28, 2021 |
Aug. 31, 2020 |
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| Common Shares And Warrants [Roll Forward] | ||
| Number of Warrants, Balance | 471,608 | 94,177 |
| Weighted Average Exercise Price, Balance | $ 16.77 | $ 41.40 |
| Number of Warrants, Cancelled/expired | (32,493) | (25,000) |
| Weighted Average Exercise Price, Cancelled Expired | $ 67.50 | $ 44.90 |
| Number of Warrants, Issued | 2,330,017 | 402,431 |
| Weighted Average Exercise Price, Issued | $ 6.58 | $ 12.74 |
| Number of Warrants, Balance | 2,769,132 | 471,608 |
| Weighted Average Exercise Price, Balance | $ 7.87 | $ 16.77 |
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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, 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 Class of Warrant or Right, Expirations in Period, Weighted Average Exercise Price No definition available.
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- Definition Number of warrants or rights outstanding. No definition available.
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