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Share Capital - Summary of the Company's RSUs, PSUs, and DSUs (Details) | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
RSUs |  |
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items] |  |
Units, beginning of year | 164,704 | 0
Granted | 142,043 | 166,963
Paid | 0 | 0
Forfeited | (17,567) | (2,259)
Units, end of year | 289,180 | 164,704
Units vested, end of year | 0 | 0
PSUs |  |
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items] |  |
Units, beginning of year | 875,739 | 744,081
Granted | 320,256 | 379,289
Paid | (234,966) | (198,815)
Forfeited | (91,692) | (48,816)
Units, end of year | 869,337 | 875,739
Units vested, end of year | 0 | 0
DSUs |  |
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items] |  |
Units, beginning of year | 275,950 | 306,459
Granted | 37,147 | 44,806
Paid | (149,848) | (75,315)
Forfeited | 0 | 0
Units, end of year | 163,249 | 275,950
Units vested, end of year | 163,249 | 275,950

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