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ACQUISITIONS AND DIVESTITURES - Kartaltepe and Taiga Gold Corp (Details) - USD ($) $ in Thousands |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Nov. 17, 2022 | Apr. 14, 2022 | Dec. 31, 2022 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Business Acquisition [Line Items] |  |  |  |  |  |
Equity method investments |  |  |  | $ 34 | $ 127 |
Gain on acquisition of Kartaltepe |  |  |  | $ 0 | $ 0 | $ 81,852
Taiga Gold Corporation |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Asset acquisition, consideration transferred |  | $ 24,800 |  |  |  | 24,800
Asset acquisition, cash and equivalents |  | 4,700 |  |  |  | $ 4,700
Asset acquisition, exploration and evaluation assets |  | 27,800 |  |  |  |
Asset acquisition, deferred tax liability |  | $ 7,500 |  |  |  |
Kartaltepe |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Gain on acquisition of Kartaltepe |  |  | $ 81,900 |  |  |
Kartaltepe | Variable Interest Entity, Primary Beneficiary |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Ownership (as a percent) | 80.00% |  |  |  |  |
Kartaltepe |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Additional ownership percentage acquired (as a percent) | 30.00% |  | 30.00% |  |  | 30.00%
Payments to acquire interest in joint venture | $ 150,000 |  |  |  |  | $ 150,000
Ownership (as a percent) | 50.00% |  |  |  |  |
Equity method investments | $ 4,200 |  |  |  |  |

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