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Exploration in non-operating areas - Schedule of main projects of exploration in non-operating areas (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Exploration in non-operating areas |  |  |
Expense arising from exploration for and evaluation of non operating units | $ 13,452 | $ 14,252 | $ 11,270

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- References No definition available. + Details
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- Definition The amount of expense arising from the search for mineral resources of non operating units. + References No definition available. + Details
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