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Share-Based Compensation - Summary of Share-based Compensation Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2025	Oct. 31, 2024
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Total share-based compensation expense	$ 9,646	$ 5,324
Research and Development
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Total share-based compensation expense	3,282	1,794
General and Administrative
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Total share-based compensation expense	$ 6,364	$ 3,530

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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