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Geological and geophysical expenses (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Disclosure Of Geological and geophysical expenses [Abstract] |  |  |
Staff costs (Note 11) | $ 6,042 | $ 12,653 | $ 18,312
Share-based payment (Notes 11) | 177 | 240 | 136
Allocation to capitalised project | (953) | (102) | (4,834)
Other services | 2,625 | 2,160 | 4,979
Geological and geophysical expenses | $ 7,891 | $ 14,951 | $ 18,593

X
- Definition The amount of expenses capitalised. + References No definition available. + Details
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Balance Type: | credit
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- References No definition available. + Details
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- Definition The costs incurred by the Company attributable to geological and geophysical activities which are not capitalised in accordance with IFRS 6 and Company accounting policies, excluding items that are not consider part of EBITDA + References No definition available. + Details
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Balance Type: | debit
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- Definition The amount of Share-based payment related to geological and geophysical expenses. + References No definition available. + Details
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- Definition The amount of staff costs related to geological and geophysical expenses. + References No definition available. + Details
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- Definition The amount of expense arising from services. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 85 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_85&doctype=Standard -URIDate 2021-03-24 + Details
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