Quarterly report [Sections 13 or 15(d)]

Shareholders' Equity and Capital Stock - Additional Disclosure (Details)

v3.25.2
Shareholders' Equity and Capital Stock - Additional Disclosure (Details)
$ / shares in Units, $ in Millions
1 Months Ended 3 Months Ended 6 Months Ended
Feb. 28, 2023
$ / shares
shares
Jun. 30, 2025
USD ($)
$ / shares
shares
Jun. 30, 2024
USD ($)
$ / shares
Jun. 30, 2025
USD ($)
$ / shares
shares
Jun. 30, 2024
USD ($)
$ / shares
shares
Jun. 30, 2025
$ / shares
Dec. 31, 2024
shares
Shareholders Equity and Capital Stock              
Basic | $ / shares   $ (0.06) $ (0.02) $ (0.09) $ (0.09)    
Diluted | $ / shares   $ (0.06) $ (0.02) $ (0.09) $ (0.09)    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount       28,366,287 28,692,113    
Options exercised | $       $ 0.2 $ 0.3    
Grants of options, term       3 years      
Service term option       5 years      
Intrinsic value of date of grant | $ / shares       $ 0      
Intrinsic value of options exercised | $       $ 0.2 0.6    
Unamortized stock-based compensation expenses | $   $ 1.7   $ 1.7      
Employee Service Share-based Compensation Period for Recognition       2 years      
Closing stock price per share | (per share)   $ 1.05   $ 1.05   $ 1.43  
In-the-money stock options outstanding   2,051,482   2,051,482      
In-the-money stock options exercisable   2,051,482   2,051,482      
Stock-based compensation expense | $   $ 0.3 $ 0.2 $ 0.5 0.4    
Fair value of RSUs vested | $       $ 0.3      
Options granted       0      
Restricted Stock Units RSU One [Member]              
Shareholders Equity and Capital Stock              
Unamortized stock-based compensation expenses | $   0.5   $ 0.5      
Employee Service Share-based Compensation Period for Recognition       1 year 3 months 18 days      
Stock-based compensation expense | $   $ 0.1 $ 0.2 $ 0.3 $ 0.3    
Warrants One [Member]              
Shareholders Equity and Capital Stock              
Warrants issued to purchase common shares 39,100,000            
Common shares purchase 19,550,000            
Share price | $ / shares $ 1.5            
Common Shares              
Shareholders Equity and Capital Stock              
Common share outstanding             364,101,038
Common share issued   364,819,260   364,819,260      
First anniversary              
Shareholders Equity and Capital Stock              
Percentage of grant option       33.33%      
Second anniversary              
Shareholders Equity and Capital Stock              
Percentage of grant option       33.33%      
Third anniversary              
Shareholders Equity and Capital Stock              
Percentage of grant option       33.33%