XML 62 R41.htm IDEA: XBRL DOCUMENT v3.25.4
Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($)
 12 Months Ended
Oct. 31, 2025
Oct. 31, 2024
Summary of Significant Accounting Policies [Line Items]    
Off-balance sheet concentrations of credit risk description As of October 31, 2025 and 2024, the Company had no off-balance sheet concentrations of credit risk  
Off-balance sheet concentrations of credit risk $ 0 $ 0
Cash and cash equivalents $ 50,152,000 173,004,000
Percentage of tax benefit to be realized for recognition in the income statement 50.00%  
Research and development investment tax credits $ 600,000 $ 400,000
ASU 2023-07    
Summary of Significant Accounting Policies [Line Items]    
Change in Accounting Principle, Accounting Standards Update, Adopted true  
Change in Accounting Principle, Accounting Standards Update, Adoption Date Oct. 31, 2025  
Change in Accounting Principle, Accounting Standards Update, Immaterial Effect true