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Share-Based Compensation - Schedule of Stock Options and Weighted Average Exercise Prices (Details) | 12 Months Ended
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Dec. 31, 2023 shares $ / shares | Dec. 31, 2022 shares $ / shares | Dec. 31, 2021 shares $ / shares
Number of options |  |  |
Outstanding, beginning of the year (shares) | shares | 5,963,185 | 5,334,420 | 3,764,055
Granted during the year (shares) | shares | 2,145,400 | 1,005,000 | 1,832,500
Forfeited during the year (shares) | shares | (280,288) | (62,962) | (110,612)
Expired during the year (shares) | shares | (314,573) | (304,940) | (28,364)
Exercised during the year (shares) | shares | (450,391) | (8,333) | (123,159)
Outstanding, end of the year (shares) | shares | 7,063,333 | 5,963,185 | 5,334,420
Options exercisable, end of the year (shares) | shares | 5,039,604 | 4,420,482 | 3,165,679
Weighted Average Exercise Price $ |  |  |
Outstanding, beginning of the year (cad per share) | $ / shares | $ 2.91 | $ 3.53 | $ 4.08
Granted during the year (cad per share) | $ / shares | 2.23 | 2.04 | 2.99
Forfeited during the year (cad per share) | $ / shares | 2.86 | 3.83 | 6.21
Expired during the year (cad per share) | $ / shares | 4.17 | 10.80 | 37.63
Exercised during the year (cad per share) | $ / shares | 1.74 | 1.45 | 1.94
Outstanding, beginning of the year (cad per share) | $ / shares | 2.72 | 2.91 | 3.53
Options exercisable, end of the year (cad per share) | $ / shares | $ 2.85 | $ 3.01 | $ 3.82

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