Note 7 - Accounts Payable and Accrued Expenses - Summary of Accounts Payable and Accrued Expenses (Details) - EUR (€) € in Thousands |
Sep. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Trade accounts payable | € 595 | € 575 |
| Other accrued liabilities | 0 | 0 |
| Total accounts payable and accrued liabilities | € 595 | € 575 |
| X | ||||||||||
- Definition Sum of the carrying values as of the balance sheet date of obligations incurred through that date, including liabilities incurred and payable to vendors for goods and services received, taxes, interest, rent and utilities, compensation costs, payroll taxes and fringe benefits (other than pension and postretirement obligations), contractual rights and obligations, and statutory obligations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of expenses incurred but not yet paid classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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