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v3.26.1

Income taxes (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2026 | Mar. 31, 2025 | Dec. 31, 2025
Operating Loss Carryforwards [Line Items] |  |  |
Effective tax rate | 2.30% |  |
Income tax expense | $ 301 | $ 1,061 |
Deferred tax assets net | $ 0 |  | $ 0
Maximum | United Kingdom |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
R&D expenditure credits | 15.00% |  |

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