v3.26.1
Results of operation - Other operating income and expenses - Additional information (Details) - EUR (€)
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Other operating income and expenses        
Total Other Operating Income € (11,000) € 31,000 € 29,000 € 115,000
Capitalization of R&D incentive     € 11,000 € 56,000