Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Intangible Assets - Additional Information (Details)

v3.22.1
Intangible Assets - Additional Information (Details) - EUR (€)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Disclosure Of Intangible Assets [Line Items]    
Intangible assets € 31,928,000 € 33,901,000
Impairment losses 0  
Useful life of intangible assets 0  
Industrial Patents and Intellectual Property Rights    
Disclosure Of Intangible Assets [Line Items]    
Increase in intangible assets due to the acquisition of licenses 1,298,000  
Intangible assets 5,085,000 5,156,000
Intangible Fixed Assets in Process and Advances    
Disclosure Of Intangible Assets [Line Items]    
Increase in intangible assets 3,688,000  
Intangible assets 4,073,000 1,588,000
Concessions, Licenses, Trademarks and Similar Rights    
Disclosure Of Intangible Assets [Line Items]    
Intangible assets € 11,375,000 € 12,552,000