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Disclosure on individual items of the consolidated financial statements (Details) - Schedule of other investments - EUR (€)
€ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Contract assets [member]    
Disclosure on individual items of the consolidated financial statements (Details) - Schedule of other investments [Line Items]    
Contract liabilities € 23,721  
Revenue recognized that was included in the contract liability balance at the beginning of the period 465  
Increases due to cash received, excluding amounts recognized at the beginning of the period € 17,846  
Contract liabilities [Member]    
Disclosure on individual items of the consolidated financial statements (Details) - Schedule of other investments [Line Items]    
Contract liabilities   € 6,340
Revenue recognized that was included in the contract liability balance at the beginning of the period   2,616
Increases due to cash received, excluding amounts recognized at the beginning of the period   € 224