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Disclosure on individual items of the consolidated financial statements (Details) - Schedule of other operating expense - EUR (€)
€ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Schedule Of Other Operating Expense Abstract      
Warranties € 5,253 € 1,976
Expenses from disposal of assets 1 36 70
Expenses due to subsequent events 11 5 27
Exchange rate losses 1,007
Other expenses 64 66 46
Compensation 42 105
Total € 1,084 € 5,402 € 2,224