XML 159 R140.htm IDEA: XBRL DOCUMENT v3.25.1
Related-party transactions (Details)
Oct. 11, 2024
EUR (€)
shares
May 25, 2023
Dec. 31, 2024
EUR (€)
Dec. 13, 2024
EUR (€)
shares
Dec. 11, 2024
EUR (€)
Jul. 17, 2024
EUR (€)
item
Jun. 20, 2024
EUR (€)
Dec. 20, 2023
EUR (€)
Related-party transactions                
Percentage of severance payment capped on salary   200.00%            
Payables for severance costs     € 0          
Pierre Broqua                
Related-party transactions                
Amount payable to related parties for transfer of patent intellectual property rights, conditional amount             € 50,000  
Amount payable to related parties for transfer of patent intellectual property rights, unconditional amount             € 50,000  
Pierre Broqua | Maximum                
Related-party transactions                
Amount payable to related parties for transfer of patent intellectual property rights, conditional amount               € 100,000
Pierre Broqua | Invention's patentability                
Related-party transactions                
Amount payable to related party for transfer of know-how         € 500      
Pierre Broqua | Patenting                
Related-party transactions                
Amount payable to related party for transfer of know-how         5,000      
Pierre Broqua | Marketing authorization                
Related-party transactions                
Amount payable to related party for transfer of know-how         20,000      
Pierre Broqua | Commercial exploitation                
Related-party transactions                
Amount payable to related party for transfer of know-how         € 30,000      
Biotechnology Value Fund Partners L.P. (BVF)                
Related-party transactions                
Number of royalty certificates issued | item           64    
Notional amount of each individual royalty certificate           € 100,000    
Amounts receivable from issue of royalty certificates           € 6,400,000    
Number of prefunded warrants subscribed | shares 8,231,034              
Prefunded warrants, accumulated subscription price € 11,029,585.56              
Frederic Cren                
Related-party transactions                
Percentage of contractual severance payments that related party was entitled to 100.00%              
Severance payments foregone or forfeited by related party € 961,040              
Samsara Bio Capital L.p                
Related-party transactions                
Number of prefunded warrants subscribed | shares       861,098        
Number of shares subscribed | shares       369,046        
Shares and prefunded warrants, accumulated subscription price       € 1,652,078.02