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RECLAMATION PROVISION (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
RECLAMATION PROVISION |  |
non-current, beginning of year | $ 1,049,238 |
Current, beginning of year | 24,266 |
Reclassification from non-current to current, end of year | (58,579) | $ (24,266)
non-current, end of year | 1,026,628 | 1,049,238
Asset retirement obligation |  |
RECLAMATION PROVISION |  |
non-current, beginning of year | 1,040,003 | 865,319
Current, beginning of year | 22,570 | 22,127
Current year additions and changes in estimate, net | 89,017 | 127,413
Current year accretion | 33,815 | 32,906
Liabilities settled | (14,976) | (9,085)
Foreign exchange revaluation | (93,672) | 23,893
Reclassification from non-current to current, end of year | (56,909) | (22,570)
non-current, end of year | 1,019,848 | 1,040,003
Environmental remediation liability |  |
RECLAMATION PROVISION |  |
non-current, beginning of year | 9,235 | 13,009
Current, beginning of year | 1,696 | 1,381
Liabilities settled | (1,664) | (3,737)
Foreign exchange revaluation | (817) | 278
Reclassification from non-current to current, end of year | (1,670) | (1,696)
non-current, end of year | $ 6,780 | $ 9,235
Minimum | Discount rate |  |
RECLAMATION PROVISION |  |
Discount rate used | 2.80% | 2.69%
Maximum | Discount rate |  |
RECLAMATION PROVISION |  |
Discount rate used | 4.35% | 4.27%

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