Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Share-based payments - Long-term Incentive Plan (Details)

v3.23.3
Share-based payments - Long-term Incentive Plan (Details)
€ / shares in Units, € in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
May 24, 2023
€ / shares
May 24, 2023
$ / shares
Sep. 30, 2023
EUR (€)
shares
associate
Sep. 30, 2022
EUR (€)
shares
Sep. 30, 2023
EUR (€)
shares
associate
€ / shares
Sep. 30, 2022
EUR (€)
shares
€ / shares
Dec. 31, 2022
€ / shares
Dec. 31, 2022
$ / shares
Dec. 31, 2021
shares
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
Number of shares reserved for issuance, per option (in shares) | shares     1   1        
Weighted average remaining contractual life of outstanding share options         9 years 6 months 14 days        
Performance Options                  
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
RSU vesting period         3 years   2 years 2 years  
Granted during the period (in EUR per share)         € 0.12        
Number of shares reserved for issuance, per option (in shares) | shares     1   1        
Performance Options | Long-term Incentive Plan                  
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
RSU vesting period             2 years 2 years  
Granted during the period (in EUR per share)         € 0.12        
Number of options exercisable (in shares) | shares       3,059,955   3,059,955     0
Number of plans | associate     2   2        
Weighted average remaining contractual life of outstanding share options         9 years 7 months 24 days        
Share-based payment expenses | €     € 1,644 € 0 € 1,742 € 0      
Performance Options | April 12, 2032 | Long-term Incentive Plan                  
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
Number of options exercisable (in shares) | shares     1,039,222   1,039,222        
Performance Options | April 12, 2033 | Long-term Incentive Plan                  
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
Number of options exercisable (in shares) | shares     2,020,733   2,020,733        
Performance Options 2022 | Long-term Incentive Plan                  
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
Fair value of options granted (in EUR per share)         € 1.83 € 0      
Weighted average share price, share options granted (in EUR per share) | (per share) € 1.95 $ 2.13              
Exercise price, share options granted (in EUR per share) € 0.12                
Performance Options 2023 | Long-term Incentive Plan                  
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
Fair value of options granted (in EUR per share)         € 2.82 € 0      
Weighted average share price, share options granted (in EUR per share) | (per share)             € 2.94 $ 3.14  
Exercise price, share options granted (in EUR per share)             € 0.12    
Bottom of range | Performance Options                  
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
RSU vesting period         2 years        
Top of range | Performance Options                  
Disclosure of terms and conditions of share-based payment arrangement [line items]                  
RSU vesting period         3 years