Warrants (Details Narrative) - USD ($)
|
1 Months Ended |
12 Months Ended |
|
|
Oct. 31, 2018 |
Mar. 31, 2018 |
Oct. 31, 2017 |
Jun. 30, 2016 |
Nov. 30, 2021 |
Nov. 30, 2020 |
Nov. 30, 2018 |
Aug. 31, 2021 |
Jul. 31, 2019 |
| Charges from additional paid-in capital to common shares under Capital stock |
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$ 0
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$ 583,180
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| Common shares issued during period upon exercise |
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1,030,000
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| Pre-Funded Warrants exercised |
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0
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1,616,667
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| Common shares issued during period |
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0
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1,592,249
|
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| Cash proceeds from pre funded warrants |
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$ 0
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$ 0
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| Fair value of Pre funded warrants |
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12,256,868
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| Fair value of warrants |
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$ 279,086
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| Warrants to purchase common stock shares |
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21,160,314
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| Common shares issued |
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33,092,665
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23,678,105
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|
2,775,231
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10,279
|
| Warrants [Member] |
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| Fair value of warrants |
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$ 742,555
|
$ 1,175,190
|
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|
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| Warrants to purchase additional common stock shares |
|
441,666
|
181,818
|
161,490
|
|
|
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| Purchase price per share of warrants |
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|
$ 0.01
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| Warrant to acquire common shares |
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24,223
|
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| Volatility rate |
|
70.00%
|
73.67%
|
64.10%
|
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|
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| Risk free interest rate |
|
|
1.64%
|
0.92%
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| Warrants exercisable price per share |
|
$ 6.00
|
$ 12.50
|
$ 19.30
|
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| Warrants exercisable term |
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|
5 years
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| Warrants to purchase common stock price per shares |
|
$ 7.50
|
$ 11.00
|
$ 16.10
|
|
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|
|
|
| Warrants to purchase common stock shares |
|
44,166
|
181,818
|
322,981
|
|
|
|
|
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| Gross proceeds from common shares and warrants |
|
$ 5,300,000
|
$ 4,000,000
|
$ 5,200,000
|
|
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| Dividend yield |
|
0.00%
|
0.00%
|
0.00%
|
|
|
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| Expected life |
|
3 years
|
3 years
|
5 years
|
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| Aggregate of common shares issued |
|
883,333
|
363,636
|
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| Exercise price per share |
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$ 6.00
|
$ 13.75
|
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| Estimated fair vaue |
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$ 1,115,480
|
$ 86,196
|
|
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| Risk free interest rate, minimum |
|
2.44%
|
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| Risk free interest rate, maximum |
|
2.46%
|
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| Placement Agent Warrants [Member] |
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| Volatility rate |
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70.00%
|
|
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|
|
|
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| Dividend yield |
|
0.00%
|
|
|
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|
|
|
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| Expected life |
|
3 years
|
|
|
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| Estimated fair vaue |
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$ 141,284
|
|
|
|
|
|
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| Risk free interest rate, minimum |
|
2.44%
|
|
|
|
|
|
|
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| Risk free interest rate, maximum |
|
2.46%
|
|
|
|
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| 2018 Firm Warrants [Member] |
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| Fair value of warrants |
$ 279,086
|
|
|
|
$ 279,086
|
|
|
|
|
| Volatility rate |
92.00%
|
|
|
|
92.00%
|
|
|
|
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| Risk free interest rate |
3.02%
|
|
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|
3.02%
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| Warrants exercisable price per share |
$ 0.75
|
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| Warrants to purchase common stock shares |
2,608,695
|
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|
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| Dividend yield |
0.00%
|
|
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|
0.00%
|
|
|
|
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| Expected life |
5 years
|
|
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|
5 years
|
|
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| Underwritten public offering |
827,970
|
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| Underwritten public offering per units |
$ 0.75
|
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| Additional common stock shares issued |
1,947,261
|
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| Exercise of overallotment option per share |
$ 0.74
|
|
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| Pre funded warrant issued |
16,563,335
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| Pre-Funded warrant description per share |
The 2018 Pre-Funded Units were offered to the public at $0.74 each and a 2018 Pre-Funded Warrant is exercisable at $0.01 per share. Each 2018 Firm Warrant is exercisable immediately and has a term of five years and each 2018 Pre-Funded Warrant is exercisable immediately and until all 2018 Pre-Funded Warrants are exercised.
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| Placement agents to purchase common shares |
1,160,314
|
|
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| Placement agents to purchase common shares per share |
$ 0.9375
|
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| Common shares issued |
2,775,231
|
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