Income taxes (Details) - EUR (€) € in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
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| Income Taxes | ||
| Current tax liabilities | € 0 | € 0 |
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- Definition The amount of current tax for current and prior periods to the extent unpaid. Current tax is the amount of income taxes payable (recoverable) in respect of the taxable profit (tax loss) for a period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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