Annual and transition report of foreign private issuers [Sections 13 or 15(d)]

Warrant liabilities - Narrative (Details)

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Warrant liabilities - Narrative (Details)
€ in Thousands
 1 Months Ended 12 Months Ended
Oct. 18, 2023
EUR (€)
warrant
shares
Oct. 03, 2023
EUR (€)
warrant
shares
Apr. 15, 2022
EUR (€)
shares
Oct. 18, 2023
shares
Dec. 31, 2024
EUR (€)
warrant
Dec. 31, 2023
EUR (€)
warrant
Dec. 31, 2022
EUR (€)
warrant
Aug. 25, 2023
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]                
Number of warrant exercised (in shares) | shares   2,996,918            
Fair value gain related to the warrant liabilities           € 6,273 € 27,103  
Ordinary Shares                
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]                
Number of warrant exercised (in shares) | shares 159,413              
Warrant                
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]                
Warrant outstanding (shares) | warrant         0 0 13,799,948  
Warrant assumed on transaction date (shares) | warrant              
Change in fair value of warrant liabilities € 271 € 7,298     € 0 € 7,569    
Public Warrants                
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]                
Warrant outstanding (shares) | warrant         0 0 13,799,948  
Warrant assumed on transaction date (shares) 770,110 13,029,838   13,799,948      
Percentage of outstanding warrant   94.30%            
Change in fair value of warrant liabilities         € 0 € 7,569    
Public Warrants | Ordinary Shares                
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]                
Warrants exchange ordinary shares ratio   0.23           0.23
Warrant exchange ordinary shares outstanding ratio 0.207 0.207   0.207       0.207
Number of warrant exercised (in shares) | shares 299              
Private Placement Warrants                
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]                
Warrant outstanding (shares) | warrant         0 0 0  
Warrant assumed on transaction date (shares)     9,360,000        
Change in fair value of warrant liabilities         € 0 € 0    
Private Placement Warrants | Ordinary Shares                
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]                
Shares issued on exercise of warrant (in shares) | shares     1,334,949          
Fair value of warrant exercised     € 13,854