Condensed Consolidated Statements of Operations (Unaudited) (Parenthetical) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Jan. 31, 2022 |
Jan. 31, 2021 |
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| Research and Development Expense [Member] | ||
| Share-based payment arrangement, expense | $ 1,276 | $ 290 |
| General and Administrative Expense [Member] | ||
| Share-based payment arrangement, expense | $ 1,078 | $ 696 |
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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
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