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Note 3 - Summary of Significant Accounting Policies - Useful Life of Property, Plant, and Equipment (Details)
12 Months Ended
Nov. 30, 2024
Exploration equipment [Member]  
Statement Line Items [Line Items]  
Property, plant, and equipment useful life (Year) 5 years
Vehicles [member]  
Statement Line Items [Line Items]  
Property, plant, and equipment useful life (Year) 5 years
Furniture and fixtures 1 [member]  
Statement Line Items [Line Items]  
Property, plant, and equipment useful life (Year) 5 years
Computer equipment [member]  
Statement Line Items [Line Items]  
Property, plant, and equipment useful life (Year) 3 years
Computer software [member]  
Statement Line Items [Line Items]  
Property, plant, and equipment useful life (Year) 1 year
Bottom of range [member] | Buildings and camp structures [member]  
Statement Line Items [Line Items]  
Property, plant, and equipment useful life (Year) 5 years
Top of range [member] | Buildings and camp structures [member]  
Statement Line Items [Line Items]  
Property, plant, and equipment useful life (Year) 20 years