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Mineral Properties, Plant and Equipment - Detailed Information About In Property Plant And Equipment (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Disclosure of property plant and equipment [line items] |  |
Beginning balance | $ 2,840,499 |
Ending balance | 3,225,213 | $ 2,840,499
Cost |  |
Disclosure of property plant and equipment [line items] |  |
Beginning balance | 3,345,810 | 2,794,543
Additions | 596,378 |
Transfers | 0 | 0
Disposals and write-downs | (6,548) | (40,165)
Change in reclamation and closure cost asset | 23,185 | (7,489)
Foreign currency translation | 28,144 | (43,256)
Ending balance | 3,986,969 | 3,345,810
Cost | Premier Gold Mines Limited |  |
Disclosure of property plant and equipment [line items] |  |
Additions |  | 642,177
Accumulated depreciation and depletion |  |
Disclosure of property plant and equipment [line items] |  |
Beginning balance | (505,311) | (296,624)
Additions | (261,881) | (213,964)
Disposals and write-downs | 5,727 | 4,985
Foreign currency translation | (291) | 292
Ending balance | (761,756) | (505,311)
Mineral properties |  |
Disclosure of property plant and equipment [line items] |  |
Beginning balance | 1,774,576 |
Ending balance | 1,760,163 | 1,774,576
Non-cash depreciation additions | 4,500 | 4,100
Mineral properties | Cost |  |
Disclosure of property plant and equipment [line items] |  |
Beginning balance | 2,092,144 | 1,898,978
Additions | 92,287 |
Transfers | 414 | 79,081
Disposals and write-downs |  | (22,368)
Change in reclamation and closure cost asset | 23,185 | (7,439)
Foreign currency translation | 9,913 | (25,670)
Ending balance | 2,217,943 | 2,092,144
Mineral properties | Cost | Premier Gold Mines Limited |  |
Disclosure of property plant and equipment [line items] |  |
Additions |  | 169,562
Mineral properties | Accumulated depreciation and depletion |  |
Disclosure of property plant and equipment [line items] |  |
Beginning balance | (317,568) | (183,002)
Additions | (140,212) | (135,062)
Disposals and write-downs |  | 496
Ending balance | (457,780) | (317,568)
Plant and equipment |  |
Disclosure of property plant and equipment [line items] |  |
Beginning balance | 632,788 |
Ending balance | 667,909 | 632,788
Non-cash right-of-use asset additions | 40,300 | 12,600
Plant and equipment | Cost |  |
Disclosure of property plant and equipment [line items] |  |
Beginning balance | 820,531 | 666,243
Additions | 82,320 |
Transfers | 72,993 | 68,016
Disposals and write-downs | (6,548) | (17,797)
Foreign currency translation | 2,589 | (941)
Ending balance | 971,885 | 820,531
Plant and equipment | Cost | Premier Gold Mines Limited |  |
Disclosure of property plant and equipment [line items] |  |
Additions |  | 105,010
Plant and equipment | Accumulated depreciation and depletion |  |
Disclosure of property plant and equipment [line items] |  |
Beginning balance | (187,743) | (113,622)
Additions | (121,669) | (78,902)
Disposals and write-downs | 5,727 | 4,489
Foreign currency translation | (291) | 292
Ending balance | (303,976) | (187,743)
Construction in progress |  |
Disclosure of property plant and equipment [line items] |  |
Beginning balance | 382,338 |
Ending balance | 746,138 | 382,338
Non-cash depreciation additions | 7,600 | 5,100
Non-cash borrowing cost additions | 46,200 | 12,900
Construction in progress | Cost |  |
Disclosure of property plant and equipment [line items] |  |
Beginning balance | 382,338 | 177,898
Additions | 421,771 |
Transfers | (73,407) | (147,097)
Foreign currency translation | 15,436 | (16,068)
Ending balance | 746,138 | 382,338
Construction in progress | Cost | Premier Gold Mines Limited |  |
Disclosure of property plant and equipment [line items] |  |
Additions |  | 367,605
Exploration and evaluation assets |  |
Disclosure of property plant and equipment [line items] |  |
Beginning balance | 50,797 |
Ending balance | 51,003 | 50,797
Exploration and evaluation assets | Cost |  |
Disclosure of property plant and equipment [line items] |  |
Beginning balance | 50,797 | 51,424
Change in reclamation and closure cost asset |  | (50)
Foreign currency translation | 206 | (577)
Ending balance | $ 51,003 | $ 50,797

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