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Intangible assets, net - Additional Information (Details) - EUR (€)
€ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract]      
Other intangible assets not yet available for use € 34.0 € 23.6  
Impairment charges € 9.2 € 0.0 € 0.0