Consolidated Statements of Operations (Parenthetical) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Oct. 31, 2022 |
Oct. 31, 2021 |
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| Research and Development Expense [Member] | ||
| Share-based payment arrangement, expense | $ 3,635 | $ 4,166 |
| General and Administrative Expense [Member] | ||
| Share-based payment arrangement, expense | $ 3,020 | $ 3,892 |
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- 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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