Condensed Consolidated Statements of Operations (Unaudited) (Parenthetical) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Apr. 30, 2022 |
Apr. 30, 2021 |
Apr. 30, 2022 |
Apr. 30, 2021 |
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| Research and Development Expense [Member] | ||||
| Share-based payment arrangement, expense | $ 966 | $ 447 | $ 2,243 | $ 737 |
| General and Administrative Expense [Member] | ||||
| Share-based payment arrangement, expense | $ 715 | $ 604 | $ 1,793 | $ 1,300 |
| X | ||||||||||
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
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