Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Operations (Unaudited) (Parenthetical)

v3.23.2
Condensed Consolidated Statements of Operations (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Jul. 31, 2023
Jul. 31, 2022
Jul. 31, 2023
Jul. 31, 2022
Research and Development Expense [Member]        
Stock-based payment arrangement, expense $ 520 $ 771 $ 1,517 $ 3,014
General and Administrative Expense [Member]        
Stock-based payment arrangement, expense $ 697 $ 675 $ 1,990 $ 2,531