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Stock Options - Options Granted Under The Stock Option Plan Exercisable In Canadian Dollars And U.S Dollars (Details) - $ / shares
shares in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Employee Options    
Vesting period 3 years  
Expiration term 10 years  
Currency, U.S. Dollar [Member]    
Number of Options Outstanding and Exercisable at Beginning 4,259 2,952
Number of Options Granted 1,015 1,412
Number of Options Exercised (273) (11)
Number of Options Forfeited (462) (94)
Number of Options Outstanding and Exercisable at Ending 4,539 4,259
Weighted Average Exercise Price Outstanding and Exercisable at Beginning $ 5.13 $ 4.82
Weighted- Average Granted 6.50 5.93
Weighted- Average Exercised 3.29 3.15
Weighted- Average Forfeited or expired 6.79 7.79
Weighted Average Exercise Price Outstanding and Exercisable at Ending 5.43 5.13
Currency, U.S. Dollar [Member] | Minimum    
Outstanding and Exercisable Range 0.45 0.45
Granted Range 5.59 4.08
Exercised Range 0.45 1.05
Forfeited or expired Range 5.59 7.40
Outstanding and Exercisable Range 0.45 0.45
Currency, U.S. Dollar [Member] | Maximum    
Outstanding and Exercisable Range 12.59 12.59
Granted Range 8.10 7.53
Exercised Range 8.38 5.10
Forfeited or expired Range 8.10 8.09
Outstanding and Exercisable Range $ 12.59 $ 12.59