v3.26.1
Segment Information - Schedule of Allocation of Exploration and Property Holding Costs for the Exploration Properties (Details) - USD ($)
 3 Months Ended 6 Months Ended
Apr. 30, 2026
Apr. 30, 2025
Apr. 30, 2026
Apr. 30, 2025
Segment Reporting [Line Items]        
Exploration and property holding costs for the year $ (3,000) $ (10,000) $ (78,000) $ (82,000)
Mexico [Member]        
Segment Reporting [Line Items]        
Exploration and property holding costs for the year (2,000) (10,000) (77,000) (81,000)
Kazakhstan [Member]        
Segment Reporting [Line Items]        
Exploration and property holding costs for the year $ (1,000) $ (1,000) $ (1,000)