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Mining royalties (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Disclosure Of Mining Royalties [Line Items] |  |  |
Royalty Expense | $ 17,733 | $ 12,974 | $ 11,749
Sindicato Minero de Orcopampa S.A., note 31(b) [Member] |  |  |
Disclosure Of Mining Royalties [Line Items] |  |  |
Royalty Expense | 11,053 | 6,970 | 6,180
Royalties paid to the Peruvian State [Member] |  |  |
Disclosure Of Mining Royalties [Line Items] |  |  |
Royalty Expense | $ 6,680 | $ 6,004 | $ 5,569

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