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SUBSEQUENT EVENTS (Details) $ in Thousands |  | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Feb. 14, 2024 USD ($) oz | Dec. 31, 2021 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Jun. 30, 2021 USD ($)
Subsequent events |  |  |  |  |
Cash consideration |  | $ 281,066 | $ 2,678 | $ 922,155 | $ 168,147
Subsequent Event | Mt. Milligan |  |  |  |  |
Subsequent events |  |  |  |  |
Cash consideration | $ 24,500 |  |  |  |
Gold delivered (in ounces) | oz | 50,000 |  |  |  |

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