XML 67 R50.htm IDEA: XBRL DOCUMENT v3.24.2.u1
Note 7 - Commitments and Contingent Liabilities (Details Textual)
$ in Millions
9 Months Ended
Jul. 31, 2024
USD ($)
Spill Fund Lawsuit [Member]  
Loss Contingencies [Line Items]  
Loss Contingency, Damages Sought, Value $ 5.3