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Commitments (Narrative) (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2019 CAD ($) Ounce
Amulsar stream [Member] |
Disclosure Of Commitments [Line Items] |
Delivery of gold, ounces | 89,034
Delivery of Silver, ounces | 434,093
Amulsar Offtake [Member] |
Disclosure Of Commitments [Line Items] |
Potential offtake percentage | 84.87%
Delivery of gold, ounces | 2,110,425
Description of offtake percentage increase | Offtake percentage will increase to 84.87% if Lydian elects to reduce the gold stream
Gold per ounces, attributable to OBL (less any ounces delivered pursuant to the Amulsar stream) | 1,853,751
Back Forty stream [Member] |
Disclosure Of Commitments [Line Items] |
Gold stream | 9.25%
Delivery of gold, ounces | 105,000
Mantos Blancos stream [Member] |
Disclosure Of Commitments [Line Items] |
Share of silver production | 100.00%
Delivery of gold, ounces | 19,300,000
Mantos Blancos stream [Member] | 2nd Anniversary [Member] |
Disclosure Of Commitments [Line Items] |
Buy-back option, percentage | 50.00%
Buy-back option | $ | $ 34.4
Mantos Blancos stream [Member] | 3rd Anniversary [Member] |
Disclosure Of Commitments [Line Items] |
Buy-back option, percentage | 50.00%
Buy-back option | $ | $ 31.3
Gibraltar stream [Member] |
Disclosure Of Commitments [Line Items] |
Per ounce/carat price | 2.75
Share of silver production | 75.00%
Delivery of Silver, ounces | 5,900,000
Gibraltar stream [Member] | After reaching 5.9 million ounces of silver [Member] |
Disclosure Of Commitments [Line Items] |
Share of silver production | 35.00%

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- Details
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