Segment reporting (Details) $ in Thousands |
3 Months Ended | 9 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
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Sep. 30, 2026
USD ($)
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Jun. 30, 2026
USD ($)
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Mar. 31, 2026
USD ($)
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Sep. 30, 2025
USD ($)
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Jun. 30, 2025
USD ($)
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Mar. 31, 2025
USD ($)
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Sep. 30, 2026
USD ($)
segment
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Sep. 30, 2025
USD ($)
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| Segment Reporting [Line Items] | ||||||||
| Number of operating segments | segment | 1 | |||||||
| Number of reportable segments | segment | 1 | |||||||
| General and administrative | $ 8,261 | $ 8,920 | $ 26,185 | $ 27,017 | ||||
| Total operating expenses | 33,064 | 45,642 | 100,065 | 117,008 | ||||
| Non-operating income | (2,753) | (2,246) | (8,197) | (7,569) | ||||
| Net loss | (21,843) | $ (23,635) | $ (25,129) | (32,166) | $ (26,020) | $ (26,322) | (70,607) | (84,508) |
| Reportable Segment | Operating Segments | ||||||||
| Segment Reporting [Line Items] | ||||||||
| Development expenses | 13,998 | 12,885 | 39,184 | 40,040 | ||||
| Research expenses | 7,804 | 8,253 | 25,038 | 24,823 | ||||
| General and administrative | 8,282 | 9,178 | 27,156 | 26,320 | ||||
| Total operating expenses | 30,084 | 30,316 | 91,378 | 91,183 | ||||
| Non-operating income | (2,753) | (2,246) | (8,197) | (7,569) | ||||
| Adjustments or reconciling items | (5,488) | 4,096 | (12,574) | 894 | ||||
| Net loss | $ (21,843) | $ (32,166) | $ (70,607) | $ (84,508) | ||||
| X | ||||||||||
- Definition Development Expenses No definition available.
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- Definition Research Expenses No definition available.
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| X | ||||||||||
- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of other expense (income) and loss (gain) calculated as difference between segment revenue and separately disclosed expense category to arrive at segment profit (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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- Details
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