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OTHER EXPENSES - Additional information (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022
OTHER EXPENSES |  |
Transaction and severance costs | $ 21,503 | $ 95,035
Write-offs of prepaid deposits and supplies |  | 6,700
Losses incurred on an insurance claim related to a fire at Meadowbank |  | 6,500
Legal Claims Cost |  | 3,500
Property Tax Reassessments |  | 2,300
Minas de San Nicolas, S.A.P.I. de C.V. |  |
OTHER EXPENSES |  |
Transaction and severance costs | 3,100 |
Yamana |  |
OTHER EXPENSES |  |
Transaction and severance costs | 18,400 |
Kirkland Lake Gold Ltd |  |
OTHER EXPENSES |  |
Transaction and severance costs |  | $ 95,000
Ore sorting project |  |
OTHER EXPENSES |  |
Other costs related to ore sorting projects | 15,300 |
First Nations communities |  |
OTHER EXPENSES |  |
Losses incurred on an insurance claim related to a fire at Meadowbank | $ 5,800 |

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