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Property, plant and equipment - Right-of-Use Assets Rollforward (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Right-of-Use Assets [Roll Forward] |  |
Beginning, Right-of-use assets | $ 14,119 |
Ending, Right-of-use assets | 21,424 | $ 14,119
Property |  |
Right-of-Use Assets [Roll Forward] |  |
Beginning, Right-of-use assets | 13,691 |
Ending, Right-of-use assets | 21,179 | 13,691
Equipment |  |
Right-of-Use Assets [Roll Forward] |  |
Beginning, Right-of-use assets | 70 |
Ending, Right-of-use assets | 34 | 70
Vehicle |  |
Right-of-Use Assets [Roll Forward] |  |
Beginning, Right-of-use assets | 358 |
Ending, Right-of-use assets | 211 | 358
Cost |  |
Right-of-Use Assets [Roll Forward] |  |
Beginning, Right-of-use assets | 35,260 | 29,669
Additions | 13,551 | 5,826
De-recognition | (15,084) |
De-recognition |  | (219)
Reclass | 365 |
Effect of movements in exchange rates | 4 | (16)
Ending, Right-of-use assets | 34,096 | 35,260
Cost | Property |  |
Right-of-Use Assets [Roll Forward] |  |
Beginning, Right-of-use assets | 34,447 | 28,844
Additions | 13,460 | 5,676
De-recognition | (14,731) |
De-recognition |  | (73)
Reclass | 102 |
Effect of movements in exchange rates | 14 | 0
Ending, Right-of-use assets | 33,292 | 34,447
Cost | Equipment |  |
Right-of-Use Assets [Roll Forward] |  |
Beginning, Right-of-use assets | 176 | 188
Additions | 0 | 0
De-recognition | 0 |
De-recognition |  | (11)
Reclass | 0 |
Effect of movements in exchange rates | 0 | (1)
Ending, Right-of-use assets | 176 | 176
Cost | Vehicle |  |
Right-of-Use Assets [Roll Forward] |  |
Beginning, Right-of-use assets | 637 | 637
Additions | 91 | 150
De-recognition | (353) |
De-recognition |  | (135)
Reclass | 263 |
Effect of movements in exchange rates | (10) | (15)
Ending, Right-of-use assets | 628 | 637
Accumulated depreciation |  |
Right-of-Use Assets [Roll Forward] |  |
Beginning, Right-of-use assets | (21,141) | (17,652)
Depreciation | 3,950 | 3,532
De-recognition | (12,787) |
De-recognition |  | (68)
Reclass | 365 |
Effect of movements in exchange rates | 3 | 25
Ending, Right-of-use assets | (12,672) | (21,141)
Accumulated depreciation | Property |  |
Right-of-Use Assets [Roll Forward] |  |
Beginning, Right-of-use assets | (20,757) | (17,357)
Depreciation | 3,794 | 3,382
De-recognition | (12,434) |
De-recognition |  | (3)
Reclass | 1 |
Effect of movements in exchange rates | (5) | 21
Ending, Right-of-use assets | (12,113) | (20,757)
Accumulated depreciation | Equipment |  |
Right-of-Use Assets [Roll Forward] |  |
Beginning, Right-of-use assets | (106) | (72)
Depreciation | 35 | 41
De-recognition | 0 |
De-recognition |  | (7)
Reclass | 0 |
Effect of movements in exchange rates | 1 | 0
Ending, Right-of-use assets | (142) | (106)
Accumulated depreciation | Vehicle |  |
Right-of-Use Assets [Roll Forward] |  |
Beginning, Right-of-use assets | (278) | (223)
Depreciation | 121 | 109
De-recognition | (353) |
De-recognition |  | (58)
Reclass | 364 |
Effect of movements in exchange rates | 7 | 4
Ending, Right-of-use assets | $ (417) | $ (278)

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- Definition Additions through business combinations, right of use assets + References No definition available. + Details
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- Definition De-Recognition of Right-of-Use Assets + References No definition available. + Details
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- Definition Right-of-Use Assets + References No definition available. + Details
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- Definition The amount of additions to right-of-use assets. [Refer: Right-of-use assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2024-01-01 -Paragraph 53 -Subparagraph h -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2024-en-r&anchor=para_53_h&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of depreciation of right-of-use assets. [Refer: Depreciation and amortisation expense; Right-of-use assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2024-01-01 -Paragraph 53 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2024-en-r&anchor=para_53_a&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The increase (decrease) in right-of-use assets resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. [Refer: Right-of-use assets] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 16 -IssueDate 2024-01-01 -Paragraph 73 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2024-en-r&anchor=para_73_e&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of assets that represent a lessee's right to use an underlying asset for the lease term that do not meet the definition of investment property. Underlying asset is an asset that is the subject of a lease, for which the right to use that asset has been provided by a lessor to a lessee. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2024-01-01 -Paragraph 53 -Subparagraph j -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2024-en-r&anchor=para_53_j&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2024-01-01 -Paragraph 47 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2024-en-r&anchor=para_47_a&doctype=Standard -URIDate 2024-03-27 + Details
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