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Share-Based Payments (Details)
€ in Millions
6 Months Ended
Jun. 30, 2023
EUR (€)
Jun. 30, 2022
Share-Based Payments (Details) [Line Items]    
Common shares, description The total number of share options granted during the six months ended June 30, 2023 under the 2017 LTIP was as follows:  
Number of grants 1,246,000 1,561,666
Share-based payment expense (in Euro) € 2.2  
Valuation past grants amount (in Euro) € 4.7  
Exercise of share options 105,327 0
Option LTIP [Member]    
Share-Based Payments (Details) [Line Items]    
Exercise of share options 98,000 0
Board of Directors [Member]    
Share-Based Payments (Details) [Line Items]    
Number of grants 1,567,250 1,362,500