| Dec 31, 2018 | Dec 31, 2019 | Dec 31, 2020 | Dec 31, 2021 | Dec 31, 2022 | Dec 31, 2023 |
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| Revenue | 652 | 683 | 748 | 824 | 821 | 1,023 |
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| Mining and processing | 387 | 339 | 313 | 352 | 394 | 437 |
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| Royalties | 22 | 17 | 10 | 12 | 9 | 10 |
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| Amortization | 167 | 165 | 153 | 171 | 172 | 190 |
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| Cost of sales | 639 | 521 | 482 | 534 | 609 | 638 |
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| Exploration | 11 | 7 | 7 | 15 | 18 | 18 |
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| Administrative expenses | 17 | 20 | 21 | 25 | 26 | 28 |
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| Share-based compensation (Note 18) | 7 | 9 | 10 | 11 | 18 | 22 |
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| Reversal of impairment (Note 9) | 64 | - | - | 224 | 38 | - |
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| Total expenses | 674 | 557 | 521 | 809 | 710 | 705 |
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| EARNINGS FROM OPERATIONS | -23 | 126 | 228 | 15 | 112 | 318 |
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| Finance expense (Note 19) | 3 | 3 | 4 | 5 | 6 | 3 |
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| Foreign exchange gain | -4 | 0 | -1 | -1 | 2 | 2 |
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| Other loss (Note 20) | -8 | 5 | -4 | -7 | -5 | -24 |
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| EARNINGS BEFORE INCOME TAXES | -38 | 129 | 218 | 2 | 102 | 294 |
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| Current income tax expense | 17 | 13 | 30 | 5 | 11 | 53 |
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| Deferred income tax expense | 17 | 20 | 44 | 64 | 55 | 31 |
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| NET EARNINGS | -73 | 96 | 144 | -67 | 37 | 210 |
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| Net change in fair value of currency hedging instruments, net of taxes | - | - | - | - | - | 8 |
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| Net change in fair value of fuel hedging instruments, net of taxes | - | - | - | - | - | -0 |
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| Unrealized gain (loss) on equity securities, net of taxes | -2 | 3 | 24 | - | - | -10 |
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| Total other comprehensive gain (loss) | -10 | 9 | 25 | -4 | -27 | -2 |
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| COMPREHENSIVE INCOME | -82 | 105 | 169 | -71 | 10 | 208 |
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| - basic (usd per share) | -0.19 | 0.25 | 0.37 | -0.17 | 0.09 | 0.53 |
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| - diluted (usd per share) | -0.19 | 0.24 | 0.37 | -0.17 | 0.09 | 0.53 |
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