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Provisions (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Disclosure of provisions [Line Items] |  |  |
Balance at beginning of the year | $ 298,518 | $ 313,327 |
Changes | 12,082 | (2,946) |
Accretion expense | 12,067 | 5,188 |
Reclassifications and others | 3,834 | 981 |
Disbursements | (25,801) | (18,032) |
Balance at end of the year | 300,700 | 298,518 |
Classification by maturity [Abstract] |  |  |
Current portion | 107,491 | 94,171 | $ 81,039
Non-current portion | 193,209 | 204,347 | $ 232,288
Closure of mining units and exploration projects [Member] |  |  |
Disclosure of provisions [Line Items] |  |  |
Balance at beginning of the year | 254,247 | 271,987 |
Changes | 11,076 | (8,872) |
Accretion expense | 12,067 | 5,129 |
Reclassifications and others | 0 | 992 |
Disbursements | (18,024) | (14,989) |
Balance at end of the year | 259,366 | 254,247 |
Classification by maturity [Abstract] |  |  |
Current portion | 80,548 | 60,644 |
Non-current portion | 178,818 | 193,603 |
Environmental liabilities [Member] |  |  |
Disclosure of provisions [Line Items] |  |  |
Balance at beginning of the year | 16,261 | 19,956 |
Changes | 7,097 | (228) |
Accretion expense | 0 | 59 |
Reclassifications and others | 3,671 | (992) |
Disbursements | (4,763) | (2,534) |
Balance at end of the year | 22,266 | 16,261 |
Environmental contingencies [Member] |  |  |
Disclosure of provisions [Line Items] |  |  |
Balance at beginning of the year | 8,416 | 5,164 |
Changes | (1,868) | 3,459 |
Accretion expense | 0 | 0 |
Reclassifications and others | 97 | 246 |
Disbursements | (2,956) | (453) |
Balance at end of the year | 3,689 | 8,416 |
Safety contingencies [Member] |  |  |
Disclosure of provisions [Line Items] |  |  |
Balance at beginning of the year | 6,716 | 5,632 |
Changes | (1,702) | 870 |
Accretion expense | 0 | 0 |
Reclassifications and others | 7 | 258 |
Disbursements | (58) | (44) |
Balance at end of the year | 4,963 | 6,716 |
Labor contingencies [Member] |  |  |
Disclosure of provisions [Line Items] |  |  |
Balance at beginning of the year | 5,131 | 4,421 |
Changes | (1,343) | 489 |
Accretion expense | 0 | 0 |
Reclassifications and others | 36 | 233 |
Disbursements | 0 | (12) |
Balance at end of the year | 3,824 | 5,131 |
Tax contingencies [Member] |  |  |
Disclosure of provisions [Line Items] |  |  |
Balance at beginning of the year | 5,005 | 3,409 |
Changes | (2,014) | 1,596 |
Accretion expense | 0 | 0 |
Reclassifications and others | 0 | 0 |
Disbursements | 0 | 0 |
Balance at end of the year | 2,991 | 5,005 |
Obligations with communities [Member] |  |  |
Disclosure of provisions [Line Items] |  |  |
Balance at beginning of the year | 2,105 | 2,595 |
Changes | (290) | (637) |
Accretion expense | 0 | 0 |
Reclassifications and others | 23 | 147 |
Disbursements | 0 | 0 |
Balance at end of the year | 1,838 | 2,105 |
Other provisions [Member] |  |  |
Disclosure of provisions [Line Items] |  |  |
Balance at beginning of the year | 637 | 163 |
Changes | 1,126 | 377 |
Accretion expense | 0 | 0 |
Reclassifications and others | 0 | 97 |
Disbursements | 0 | 0 |
Balance at end of the year | $ 1,763 | $ 637 |

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