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Mineral Property Interests (Details) - CAD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
DisclosureOfMineralPropertyInterestsLineItems [Line Items] |  |
Balance, beginning of the year | $ 39,714 | $ 39,072
Additions |  | 960
Eastmain acquisition, mineral property interests acquired | 125,606 |
Impairment of mineral property interests |  | (337)
Option payment received | (252) |
Dispositions | (8,949) |
Change in estimate of provision for site reclamation and closure | 273 | 203
Currency translation adjustment | 134 | (184)
Balance, end of the year | 160,772 | 39,714
Québec |  |
DisclosureOfMineralPropertyInterestsLineItems [Line Items] |  |
Balance, beginning of the year | 0 | 0
Additions |  | 0
Eastmain acquisition, mineral property interests acquired | 125,606 |
Impairment of mineral property interests |  | 0
Option payment received | (252) |
Dispositions | 0 |
Change in estimate of provision for site reclamation and closure | 0 | 0
Currency translation adjustment | 0 | 0
Balance, end of the year | 125,354 | 0
Nunavut |  |
DisclosureOfMineralPropertyInterestsLineItems [Line Items] |  |
Balance, beginning of the year | 19,085 | 18,871
Additions |  | 11
Eastmain acquisition, mineral property interests acquired | 0 |
Impairment of mineral property interests |  | 0
Option payment received | 0 |
Dispositions | 0 |
Change in estimate of provision for site reclamation and closure | 273 | 203
Currency translation adjustment | 0 | 0
Balance, end of the year | 19,358 | 19,085
British Columbia |  |
DisclosureOfMineralPropertyInterestsLineItems [Line Items] |  |
Balance, beginning of the year | 16,060 | 16,060
Additions |  | 0
Eastmain acquisition, mineral property interests acquired | 0 |
Impairment of mineral property interests |  | 0
Option payment received | 0 |
Dispositions | 0 |
Change in estimate of provision for site reclamation and closure | 0 | 0
Currency translation adjustment | 0 | 0
Balance, end of the year | 16,060 | 16,060
Peru |  |
DisclosureOfMineralPropertyInterestsLineItems [Line Items] |  |
Balance, beginning of the year | 4,569 | 4,141
Additions |  | 949
Eastmain acquisition, mineral property interests acquired | 0 |
Impairment of mineral property interests |  | (337)
Option payment received | 0 |
Dispositions | (8,949) |
Change in estimate of provision for site reclamation and closure | 0 | 0
Currency translation adjustment | 134 | (184)
Balance, end of the year | $ 0 | $ 4,569

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- References No definition available. + Details
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- Definition Amount of increase (decrease) in mineral property acquisition costs as a result of change in estimate for site reclamation and closure during the period. + References No definition available. + Details
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- Definition The increase (decrease) in mineral property acquisition costs as a result of currency translation. + References No definition available. + Details
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- References No definition available. + Details
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