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Summary of significant accounting policies (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 USD ($) segment | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Property, plant, and equipment |  |  |
Accumulated deficit | $ (108,069) | $ (76,162) |
Cash, cash equivalents and investments | $ 132,900 |  |
Number of reportable segment | segment | 1 |  |
Top of range |  |  |
Property, plant, and equipment |  |  |
Expenses associated with defined contribution plans | $ 100 | $ 100 | $ 100
Building improvements |  |  |
Property, plant, and equipment |  |  |
Estimated useful lives | 10 years |  |
Laboratory equipment |  |  |
Property, plant, and equipment |  |  |
Estimated useful lives | 5 years |  |
Office equipment |  |  |
Property, plant, and equipment |  |  |
Estimated useful lives | 5 years |  |
Information and communication equipment (ICT) |  |  |
Property, plant, and equipment |  |  |
Estimated useful lives | 5 years |  |

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- Definition The amount of post-employment benefit expense relating to defined contribution plans. Defined contribution plans are post-employment benefit plans under which an entity pays fixed contributions into a separate entity (a fund) and will have no legal or constructive obligation to pay further contributions if the fund does not hold sufficient assets to pay all employee benefits relating to employee service in the current and prior periods. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 53 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_53&doctype=Standard -URIDate 2022-03-24 + Details
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