Consolidated Statements of Operations (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2024	Oct. 31, 2023
Research and Development Expense [Member]
Non-cash stock-based compensation expenses	$ 1,859	$ 2,037
General and Administrative Expense [Member]
Non-cash stock-based compensation expenses	$ 2,923	$ 2,698