v3.26.1
SUBSEQUENT EVENT (Details)
$ / shares in Units, $ in Thousands, ¥ in Millions
12 Months Ended
May 13, 2026
USD ($)
Apr. 20, 2026
USD ($)
tranche
Feb. 24, 2026
USD ($)
shares
Mar. 31, 2026
USD ($)
Mar. 31, 2025
Apr. 20, 2026
CNY (¥)
tranche
Feb. 24, 2026
CAD ($)
$ / shares
shares
Nov. 25, 2024
USD ($)
SUBSEQUENT EVENT                
Principal amount       $ 1       $ 1
Effective interest rate       12.60%        
TIN [Member]                
SUBSEQUENT EVENT                
Proportion of ownership interest held       29.15% 29.15%      
Santa Barbara Metals Inc                
SUBSEQUENT EVENT                
Number of shares receivable | shares     15,000,000       15,000,000  
Deemed price | $ / shares             $ 0.4  
Equity consideration             $ 6,000,000  
Cash consideration     $ 13,500          
Consideration payment period     3 years          
NSR royalty, percentage     1.50%       1.50%  
Disposal of subsidiary | TIN [Member]                
SUBSEQUENT EVENT                
Proportion of ownership interest held     27.40%          
Term Loan Facilities | Chaarat ZAAV CJSC                
SUBSEQUENT EVENT                
Effective interest rate   3.67%       3.67%    
Term Loan Facilities | Syndicated term loan facilities                
SUBSEQUENT EVENT                
Principal amount   $ 220,000       ¥ 1,500.0    
Number of tranches | tranche   2       2    
Term   3 years            
Term Loan Facilities | Facility A                
SUBSEQUENT EVENT                
Principal amount | ¥           ¥ 452.5    
Reference rate   CNH HIBOR            
Margin on reference rate   1.92%       1.92%    
Term Loan Facilities | Facility B                
SUBSEQUENT EVENT                
Principal amount | ¥           ¥ 1,047.5    
Tulkubash/Kyzyltash Projects - Mining License Extension                
SUBSEQUENT EVENT                
Payments for mining license $ 60,000              
Restructuring | Chaarat ZAAV CJSC                
SUBSEQUENT EVENT                
Percentage of ownership interest transferred 30.00%