v3.26.3
Significant Accounting Policies (Details Narrative) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Accounting Policies [Abstract]      
Cash insured by FDIC $ 250    
Cash insured by CDIC 100    
Cash uninsured FDIC amount 413,932    
Cash uninsured CDIC amount 129    
Cash, cash equivalents, and restricted cash 417,106 $ 25,554 $ 2,012
Cash and cash equivalents 415,004 25,554  
Restricted cash 2,102 0  
Impairment to mineral properties 0 0  
Impairment of long-lived assets 0 0  
Impairment of intangible assets 0 0  
Impairment of goodwill 0 0  
Accrued exploration stage obligations $ 48 $ 48  
Matching participant contributions percentage 100.00%    
Percentage on eligible compensation 4.00%    
Expense for matching contributions $ 35