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COMMITMENTS - Royalties in Cost of Sales (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022
Disclosure Of Commitments [Line Items] |  |
Royalties | $ 44,800,000 | $ 43,800,000
Price per ounce of gold of un-modeled measured and indicated resources | 50 |
Aggregate continuing and discontinued operations |  |
Disclosure Of Commitments [Line Items] |  |
Royalties | 44,800,000 | 70,600,000
Essakane mine |  |
Disclosure Of Commitments [Line Items] |  |
Royalties | $ 44,600,000 | 43,800,000
Essakane mine | Scenario One |  |
Disclosure Of Commitments [Line Items] |  |
Royalty percentage, conditional market price, percentage | 3.00% |
Essakane mine | Scenario Two |  |
Disclosure Of Commitments [Line Items] |  |
Royalty percentage, conditional market price, percentage | 4.00% |
Essakane mine | Scenario Three |  |
Disclosure Of Commitments [Line Items] |  |
Royalty percentage, conditional market price, percentage | 5.00% |
Essakane mine | Scenario Four |  |
Disclosure Of Commitments [Line Items] |  |
Royalty percentage, conditional market price, percentage | 6.00% |
Essakane mine | Scenario Five |  |
Disclosure Of Commitments [Line Items] |  |
Royalty percentage, conditional market price, percentage | 6.50% |
Essakane mine | Scenario Six |  |
Disclosure Of Commitments [Line Items] |  |
Royalty percentage, conditional market price, percentage | 7.00% |
Essakane mine | Minimum | Gold, Ounces | Scenario Two |  |
Disclosure Of Commitments [Line Items] |  |
Price per ounce of gold of un-modeled measured and indicated resources | $ 1,000 |
Essakane mine | Minimum | Gold, Ounces | Scenario Three |  |
Disclosure Of Commitments [Line Items] |  |
Price per ounce of gold of un-modeled measured and indicated resources | 1,300 |
Essakane mine | Minimum | Gold, Ounces | Scenario Four |  |
Disclosure Of Commitments [Line Items] |  |
Price per ounce of gold of un-modeled measured and indicated resources | 1,500 |
Essakane mine | Minimum | Gold, Ounces | Scenario Five |  |
Disclosure Of Commitments [Line Items] |  |
Price per ounce of gold of un-modeled measured and indicated resources | 1,700 |
Essakane mine | Minimum | Gold, Ounces | Scenario Six |  |
Disclosure Of Commitments [Line Items] |  |
Price per ounce of gold of un-modeled measured and indicated resources | 2,000 |
Essakane mine | Maximum | Gold, Ounces |  |
Disclosure Of Commitments [Line Items] |  |
Price per ounce of gold of un-modeled measured and indicated resources | 1,000 |
Essakane mine | Maximum | Gold, Ounces | Scenario Two |  |
Disclosure Of Commitments [Line Items] |  |
Price per ounce of gold of un-modeled measured and indicated resources | 1,300 |
Essakane mine | Maximum | Gold, Ounces | Scenario Three |  |
Disclosure Of Commitments [Line Items] |  |
Price per ounce of gold of un-modeled measured and indicated resources | 1,500 |
Essakane mine | Maximum | Gold, Ounces | Scenario Four |  |
Disclosure Of Commitments [Line Items] |  |
Price per ounce of gold of un-modeled measured and indicated resources | 1,700 |
Essakane mine | Maximum | Gold, Ounces | Scenario Five |  |
Disclosure Of Commitments [Line Items] |  |
Price per ounce of gold of un-modeled measured and indicated resources | 2,000 |
Westwood |  |
Disclosure Of Commitments [Line Items] |  |
Royalties | $ 200,000 | 0
Rosebel Gold Mines N.V. |  |
Disclosure Of Commitments [Line Items] |  |
In-kind royalty per ounce, percentage | 2.00% |
Price participation percentage in excess of market price of $425 per ounce | 6.50% |
Percent of minerals payable to charitable foundation | 0.25% |
Rosebel Gold Mines N.V. | Discontinued operations |  |
Disclosure Of Commitments [Line Items] |  |
Royalties | $ 0 | $ 26,800,000
Rosebel Gold Mines N.V. | Minimum | Gold, Ounces |  |
Disclosure Of Commitments [Line Items] |  |
Price per ounce of gold of un-modeled measured and indicated resources | $ 425 |

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