v3.25.2
Warrant liability (Narrative) (Details)
$ / shares in Units, $ in Thousands, $ in Thousands
1 Months Ended
Feb. 02, 2024
CAD ($)
Year
$ / shares
shares
Feb. 02, 2024
USD ($)
shares
Dec. 28, 2023
CAD ($)
$ / shares
shares
Dec. 01, 2021
$ / shares
shares
Nov. 30, 2021
CAD ($)
$ / shares
shares
Jun. 30, 2025
USD ($)
Mar. 31, 2025
USD ($)
Warrant liability [Member]              
Class of Warrant or Right [Line Items]              
Warrant liability | $           $ 883 $ 760
2021 Special Warrants [Member] | Underwriters [Member]              
Class of Warrant or Right [Line Items]              
Number of special warrants issued | shares         3,834,100    
Price per special warrant issued | $ / shares         $ 30    
Gross proceeds from special warrants issued | $         $ 115,000    
Warrant exercise price | $ / shares         $ 30    
2021 Special Warrants [Member] | Titanio [Member]              
Class of Warrant or Right [Line Items]              
Number of warrants issued for consideration | shares       106,677      
Warrant exercise price | $ / shares       $ 30      
2023 Special Warrants [Member]              
Class of Warrant or Right [Line Items]              
Number of special warrants issued | shares     5,750,000        
Price per special warrant issued | $ / shares     $ 5        
Gross proceeds from special warrants issued | $     $ 28,750        
Warrant exercise price | $ / shares $ 6            
Professional and other fees | $ $ 257            
2023 Special Warrants [Member] | Underwriters [Member]              
Class of Warrant or Right [Line Items]              
Cash considerations for Underwriters | $ $ 1,725            
2023 Special Warrants [Member] | Broker warrants [Member]              
Class of Warrant or Right [Line Items]              
Number of warrants issued for consideration | shares 345,000 345,000          
Warrant exercise price | $ / shares $ 5            
Value of broker warrants issued | $   $ 1,280          
2023 Special Warrants [Member] | Broker warrants [Member] | Risk-free interest rate [Member]              
Class of Warrant or Right [Line Items]              
Measurement input 3.51            
2023 Special Warrants [Member] | Broker warrants [Member] | Expected volatility [Member]              
Class of Warrant or Right [Line Items]              
Measurement input 100            
2023 Special Warrants [Member] | Broker warrants [Member] | Expected life [Member]              
Class of Warrant or Right [Line Items]              
Measurement input | Year 3            
2023 Special Warrants [Member] | Broker warrants [Member] | Forfeiture rate [Member]              
Class of Warrant or Right [Line Items]              
Measurement input 0            
2023 Special Warrants [Member] | Broker warrants [Member] | Expected dividend [Member]              
Class of Warrant or Right [Line Items]              
Measurement input 0