Share capital and share-based compensation - Schedule of Stock Option Expirations (Details)
|
Oct. 31, 2021
shares
$ / shares
|
Aug. 10, 2021
shares
|
| Disclosure of classes of share capital [line items] |
|
|
| Number of stock options (in shares) |
5,296,553
|
4,242,707
|
| September 11, 2022 |
|
|
| Disclosure of classes of share capital [line items] |
|
|
| Number of stock options (in shares) |
399,100
|
|
| Exercise price of outstanding stock options (in shares) | $ / shares |
$ 0.02
|
|
| April 10, 2023 |
|
|
| Disclosure of classes of share capital [line items] |
|
|
| Number of stock options (in shares) |
798,200
|
|
| Exercise price of outstanding stock options (in shares) | $ / shares |
$ 0.02
|
|
| April 10, 2023 |
|
|
| Disclosure of classes of share capital [line items] |
|
|
| Number of stock options (in shares) |
199,231
|
|
| Exercise price of outstanding stock options (in shares) | $ / shares |
$ 0.36
|
|
| April 1, 2024 |
|
|
| Disclosure of classes of share capital [line items] |
|
|
| Number of stock options (in shares) |
171,613
|
|
| Exercise price of outstanding stock options (in shares) | $ / shares |
$ 0.36
|
|
| July 17, 2024 |
|
|
| Disclosure of classes of share capital [line items] |
|
|
| Number of stock options (in shares) |
865,244
|
|
| Exercise price of outstanding stock options (in shares) | $ / shares |
$ 0.36
|
|
| December 16, 2029 |
|
|
| Disclosure of classes of share capital [line items] |
|
|
| Number of stock options (in shares) |
99,775
|
|
| Exercise price of outstanding stock options (in shares) | $ / shares |
$ 1.08
|
|
| April 21, 2030 |
|
|
| Disclosure of classes of share capital [line items] |
|
|
| Number of stock options (in shares) |
439,010
|
|
| Exercise price of outstanding stock options (in shares) | $ / shares |
$ 1.08
|
|
| July 19, 2030 |
|
|
| Disclosure of classes of share capital [line items] |
|
|
| Number of stock options (in shares) |
371,163
|
|
| Exercise price of outstanding stock options (in shares) | $ / shares |
$ 1.08
|
|
| November 30, 2030 |
|
|
| Disclosure of classes of share capital [line items] |
|
|
| Number of stock options (in shares) |
420,452
|
|
| Exercise price of outstanding stock options (in shares) | $ / shares |
$ 2.17
|
|
| February 11, 2031 |
|
|
| Disclosure of classes of share capital [line items] |
|
|
| Number of stock options (in shares) |
478,920
|
|
| Exercise price of outstanding stock options (in shares) | $ / shares |
$ 2.17
|
|
| August 10, 2031 |
|
|
| Disclosure of classes of share capital [line items] |
|
|
| Number of stock options (in shares) |
1,053,846
|
|
| Exercise price of outstanding stock options (in shares) | $ / shares |
$ 10.93
|
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