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Cost of Revenue (Details) - Total for all related parties [member] - EUR (€)
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Cost of Revenue [Line Items]      
Cost of sales € 9,080,343 € 12,043,563 € 26,545,377
Cost of revenue derived from related parties € 0 € 1,201,244 € 30,696