v3.25.2
Investment in Ambler Metals LLC - Financial information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Aug. 31, 2025
Aug. 31, 2024
Aug. 31, 2025
Aug. 31, 2024
Nov. 30, 2024
The carrying value of equity method investment          
Investment in Ambler Metals, Beginning     $ 107,497    
Share of loss on equity investment $ (891) $ (624) (2,236) $ (2,019)  
Investment in Ambler Metals, Ending 105,261   105,261    
Assets [Abstract]          
Cash and cash equivalents 23,372   23,372   $ 25,834
Total assets 129,120   129,120   133,697
Liabilities [Abstract]          
Total liabilities (455)   (455)   $ (903)
Operating Income (Loss) [Abstract]          
General and administrative 214 293 910 1,027  
Professional fees 246 138 1,305 530  
Foreign exchange (gain)/loss 2 $ 2 (9) $ 3  
Equity Method Investment, Nonconsolidated Investee or Group of Investees          
Assets [Abstract]          
Cash and cash equivalents 3,749   3,749    
Mineral properties 30,899   30,899    
Other assets 766   766    
Total assets 35,414   35,414    
Liabilities [Abstract]          
Accounts payable and accrued liabilities (622)   (622)    
Other liabilities 63   63    
Total liabilities (685)   (685)    
Members' equity (total assets less total liabilities) 34,729   34,729    
Ambler Metals LLC          
The carrying value of equity method investment          
Investment in Ambler Metals, Beginning     107,497    
Share of loss on equity investment     (2,236)    
Investment in Ambler Metals, Ending $ 105,261   105,261    
Operating Income (Loss) [Abstract]          
Corporate salaries and wages     209    
General and administrative     379    
Mineral property expense     2,126    
Professional fees     1,124    
Ambler Access Project     710    
Depreciation     88    
Foreign exchange (gain)/loss     1    
Interest and other income     (166)    
Comprehensive loss     $ 4,471