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Revenue (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | $ 1,029,227 | $ 615,921
Gain (loss) on revaluation of derivatives in trade receivables | (2,542) | 1,902
Revenue | 1,026,685 | 617,823
Turkey |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 591,725 | 350,415
Gain (loss) on revaluation of derivatives in trade receivables | (3,537) | 1,970
Revenue | 588,188 | 352,385
Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 257,267 | 125,282
Gain (loss) on revaluation of derivatives in trade receivables | 0 | 0
Revenue | 257,267 | 125,282
Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 180,235 | 140,224
Gain (loss) on revaluation of derivatives in trade receivables | 995 | (68)
Revenue | 181,230 | 140,156
Gold revenue - doré |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 659,892 | 321,350
Gold revenue - doré | Turkey |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 403,823 | 196,590
Gold revenue - doré | Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 256,069 | 124,760
Gold revenue - doré | Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 0 | 0
Gold revenue - concentrate |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 282,655 | 207,260
Gold revenue - concentrate | Turkey |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 181,727 | 149,841
Gold revenue - concentrate | Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 0 | 0
Gold revenue - concentrate | Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 100,928 | 57,419
Silver revenue - doré |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 3,392 | 1,713
Silver revenue - doré | Turkey |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 2,194 | 1,191
Silver revenue - doré | Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 1,198 | 522
Silver revenue - doré | Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 0 | 0
Silver revenue - concentrate |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 28,010 | 17,588
Silver revenue - concentrate | Turkey |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 3,981 | 2,793
Silver revenue - concentrate | Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 0 | 0
Silver revenue - concentrate | Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 24,029 | 14,795
Lead concentrate |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 18,285 | 24,943
Lead concentrate | Turkey |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 0 | 0
Lead concentrate | Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 0 | 0
Lead concentrate | Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 18,285 | 24,943
Zinc concentrate |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 36,993 | 43,067
Zinc concentrate | Turkey |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 0 | 0
Zinc concentrate | Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | 0 | 0
Zinc concentrate | Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue from contracts with customers | $ 36,993 | $ 43,067

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