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Property, plant and equipment - Reconciliation of changes in property, plant and equipment, including right-of-use assets (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | $ 7,811 | $ 5,778
Property, plant and equipment at end of period | 1,763 | 7,811
Right-of-use assets |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 5,119 | 2,056
Property, plant and equipment at end of period | 1,495 | 5,119
Property, plant and equipment | Leasehold improvements |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 542 | 1,053
Property, plant and equipment at end of period | 206 | 542
Property, plant and equipment | Fixtures and furniture |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 8 | 30
Property, plant and equipment at end of period | 2 | 8
Property, plant and equipment | Office and lab equipment |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 2,058 | 2,557
Property, plant and equipment at end of period | 33 | 2,058
Property, plant and equipment | Computer equipment |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 43 | 79
Property, plant and equipment at end of period | 10 | 43
Property, plant and equipment | Motor vehicles |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 0 | 3
Property, plant and equipment at end of period | 0 | 0
Property, plant and equipment | Manufacturing equipment |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 41 | 0
Property, plant and equipment at end of period | 17 | 41
Cost: |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 26,913 | 26,133
Additions | 245 | 4,100
Additions from acquisition |  | 3,137
Eliminated on disposal of a subsidiary | (9,740) |
Disposals | (1,313) | (2,093)
Written off | (1,880) | (2,939)
Exchange differences | 399 | (1,425)
Property, plant and equipment at end of period | 14,624 | 26,913
Cost: | Right-of-use assets |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 14,155 | 11,115
Additions | 37 | 3,094
Additions from acquisition |  | 2,511
Eliminated on disposal of a subsidiary | (4,583) |
Disposals | 0 | (162)
Written off | (28) | (1,681)
Exchange differences | 134 | (722)
Property, plant and equipment at end of period | 9,715 | 14,155
Cost: | Property, plant and equipment | Leasehold improvements |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 5,645 | 5,877
Additions | 0 | 375
Additions from acquisition |  | 25
Eliminated on disposal of a subsidiary | (796) |
Disposals | (1,153) | (2)
Written off | 0 | (210)
Exchange differences | 18 | (420)
Property, plant and equipment at end of period | 3,714 | 5,645
Cost: | Property, plant and equipment | Fixtures and furniture |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 66 | 45
Additions | 0 | 91
Additions from acquisition |  | 2
Eliminated on disposal of a subsidiary | (14) |
Disposals | 0 | 0
Written off | 0 | (53)
Exchange differences | 1 | (19)
Property, plant and equipment at end of period | 53 | 66
Cost: | Property, plant and equipment | Office and lab equipment |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 6,776 | 8,869
Additions | 208 | 484
Additions from acquisition |  | 556
Eliminated on disposal of a subsidiary | (4,347) |
Disposals | (160) | (1,921)
Written off | (1,852) | (950)
Exchange differences | 246 | (262)
Property, plant and equipment at end of period | 871 | 6,776
Cost: | Property, plant and equipment | Computer equipment |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 220 | 219
Additions | 0 | 5
Additions from acquisition |  | 43
Eliminated on disposal of a subsidiary | 0 |
Disposals | 0 | 0
Written off | 0 | (45)
Exchange differences | 0 | (2)
Property, plant and equipment at end of period | 220 | 220
Cost: | Property, plant and equipment | Motor vehicles |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 0 | 8
Additions | 0 | 0
Additions from acquisition |  | 0
Eliminated on disposal of a subsidiary | 0 |
Disposals | 0 | (8)
Written off | 0 | 0
Exchange differences | 0 | 0
Property, plant and equipment at end of period | 0 | 0
Cost: | Property, plant and equipment | Manufacturing equipment |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 51 | 0
Additions | 0 | 51
Additions from acquisition |  | 0
Eliminated on disposal of a subsidiary | 0 |
Disposals | 0 | 0
Written off | 0 | 0
Exchange differences | 0 | 0
Property, plant and equipment at end of period | 51 | 51
Accumulated depreciation: |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | (19,102) | (20,355)
Eliminated on disposal of a subsidiary | 6,058 |
Charge for the year | 2,694 | 4,016
Disposals | 1,313 | 2,013
Written off | 1,763 | 2,381
Exchange differences | (199) | 875
Property, plant and equipment at end of period | (12,861) | (19,102)
Accumulated depreciation: | Right-of-use assets |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | (9,036) | (9,059)
Eliminated on disposal of a subsidiary | 2,761 |
Charge for the year | 1,936 | 2,052
Disposals | 0 | 128
Written off | 28 | 1,681
Exchange differences | (37) | 266
Property, plant and equipment at end of period | (8,220) | (9,036)
Accumulated depreciation: | Property, plant and equipment | Leasehold improvements |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | (5,103) | (4,824)
Eliminated on disposal of a subsidiary | 740 |
Charge for the year | 267 | 795
Disposals | 1,153 | 1
Written off | 0 | 149
Exchange differences | (31) | 366
Property, plant and equipment at end of period | (3,508) | (5,103)
Accumulated depreciation: | Property, plant and equipment | Fixtures and furniture |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | (58) | (15)
Eliminated on disposal of a subsidiary | 10 |
Charge for the year | 1 | 1
Disposals | 0 | 0
Written off | 0 | 20
Exchange differences | (2) | (62)
Property, plant and equipment at end of period | (51) | (58)
Accumulated depreciation: | Property, plant and equipment | Office and lab equipment |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | (4,718) | (6,312)
Eliminated on disposal of a subsidiary | 2,547 |
Charge for the year | 433 | 1,119
Disposals | 160 | 1,878
Written off | 1,735 | 531
Exchange differences | (129) | 304
Property, plant and equipment at end of period | (838) | (4,718)
Accumulated depreciation: | Property, plant and equipment | Computer equipment |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | (177) | (140)
Eliminated on disposal of a subsidiary | 0 |
Charge for the year | 33 | 39
Disposals | 0 | 0
Written off | 0 | 0
Exchange differences | 0 | 2
Property, plant and equipment at end of period | (210) | (177)
Accumulated depreciation: | Property, plant and equipment | Motor vehicles |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | 0 | (5)
Eliminated on disposal of a subsidiary | 0 |
Charge for the year | 0 | 0
Disposals | 0 | 6
Written off | 0 | 0
Exchange differences | 0 | (1)
Property, plant and equipment at end of period | 0 | 0
Accumulated depreciation: | Property, plant and equipment | Manufacturing equipment |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Property, plant and equipment at beginning of period | (10) | 0
Eliminated on disposal of a subsidiary | 0 |
Charge for the year | 24 | 10
Disposals | 0 | 0
Written off | 0 | 0
Exchange differences | 0 | 0
Property, plant and equipment at end of period | $ (34) | $ (10)

X
- Definition The increase in property, plant and equipment including right-of-use assets resulting from acquisitions through business combinations. [Refer: Total for all business combinations [member]; Property, plant and equipment including right-of-use assets] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 16 -IssueDate 2025-01-01 -Paragraph 73 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_e&doctype=Standard -URIDate 2025-03-27 + Details
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- Definition The amount of additions to property, plant and equipment including right-of-use assets other than those acquired through business combinations. [Refer: Total for all business combinations [member]; Property, plant and equipment including right-of-use assets] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 16 -IssueDate 2025-01-01 -Paragraph 73 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_e&doctype=Standard -URIDate 2025-03-27 + Details
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- Definition The decrease in property, plant and equipment including right-of-use assets resulting from the loss of control of a subsidiary. [Refer: Property, plant and equipment including right-of-use assets] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 16 -IssueDate 2025-01-01 -Paragraph 73 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_e&doctype=Standard -URIDate 2025-03-27 + Details
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- Definition The increase (decrease) in property, plant and equipment including 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: Property, plant and equipment including right-of-use assets] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 16 -IssueDate 2025-01-01 -Paragraph 73 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_e&doctype=Standard -URIDate 2025-03-27 + Details
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