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Share-Based Compensation - Schedule of Stock Options and Weighted Average Exercise Prices (Details)
 12 Months Ended
Dec. 31, 2022
shares
$ / shares
Dec. 31, 2021
shares
$ / shares
Dec. 31, 2020
shares
$ / shares
Number of options      
Outstanding, beginning of the year (shares) | shares 5,334,420 3,764,055 2,246,947
Granted during the year (shares) | shares 1,005,000 1,832,500 1,817,500
Forfeited during the year (shares) | shares (62,962) (110,612) (141,418)
Expired during the year (shares) | shares (304,940) (28,364) (25,520)
Exercised during the year (shares) | shares (8,333) (123,159) (133,454)
Outstanding, end of the year (shares) | shares 5,963,185 5,334,420 3,764,055
Options exercisable, end of the year (shares) | shares 4,420,482 3,165,679 2,164,551
Weighted Average Exercise Price $      
Outstanding, beginning of the year (cad per share) | $ / shares $ 3.53 $ 4.08 $ 5.31
Granted during the year (cad per share) | $ / shares 2.04 2.99 3.19
Forfeited during the year (cad per share) | $ / shares 3.83 6.21 3.84
Expired during the year (cad per share) | $ / shares 10.80 37.63 62.49
Exercised during the year (cad per share) | $ / shares 1.45 1.94 1.81
Outstanding, beginning of the year (cad per share) | $ / shares 2.91 3.53 4.08
Options exercisable, end of the year (cad per share) | $ / shares $ 3.01 $ 3.82 $ 4.84