Income tax - Disclosure of reconciliation of effective income tax (loss) (Details) - EUR (€) € in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Income taxes paid (refund) [abstract] | |||
| Loss before tax | € (330,254) | € (176,242) | € (147,740) |
| Statutory French tax rate | 25.00% | 25.00% | 25.00% |
| Nominal income tax using statutory French tax rate | € 82,563 | € 44,061 | € 36,935 |
| Tax rates in foreign jurisdictions | (153) | 0 | 0 |
| Share-based payment | (8,849) | (5,056) | (2,045) |
| CIR | 765 | 1,663 | 1,123 |
| Transaction costs related to capital increase | 10,077 | (112) | 3,073 |
| Decrease / (increase) in derivatives and other liabilities measured at FVTPL | (17,087) | (207) | 748 |
| Non-recognition of deferred tax assets related to tax losses and temporary differences | (61,320) | (40,399) | (39,612) |
| Other | (148) | 49 | (222) |
| Effective income tax (loss) | € (5,848) | € 0 | € 0 |
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- Definition Tax Effect Of Changes In Derivative Fair Value And Other Liabilities Measured At FVTPL No definition available.
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- Definition Tax Effect Of Non-Recognition Of Deferred Tax Assets Related To Tax Losses And Temporary Differences No definition available.
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- Definition Tax Effect Of Research Tax Credit No definition available.
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- Definition Tax Effect Of Share-Based Payment No definition available.
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- Definition Tax Effect Of Transaction Costs Related To Capital Increase No definition available.
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- Definition The amount of profit (loss) for a period before deducting tax expense. [Refer: Profit (loss)] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The applicable income tax rate. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that the entity does not separately disclose in the same statement or note. [Refer: Accounting profit; Applicable tax rate] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to foreign tax rates. [Refer: Accounting profit] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The product of the accounting profit multiplied by the applicable tax rate(s). [Refer: Accounting profit; Applicable tax rate] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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