v3.26.1
Share-based payments - Additional Information (Details)
12 Months Ended
Dec. 09, 2025
shares
Nov. 07, 2025
shares
Jun. 23, 2025
shares
Mar. 13, 2025
shares
Jan. 30, 2025
shares
May 03, 2024
USD ($)
shares
Dec. 31, 2025
USD ($)
shares
Dec. 31, 2024
USD ($)
shares
Dec. 31, 2023
USD ($)
shares
Dec. 31, 2022
USD ($)
Sep. 30, 2024
shares
May 28, 2024
shares
May 12, 2024
shares
Mar. 05, 2024
shares
Nov. 14, 2023
shares
Nov. 06, 2023
shares
Disclosure of terms and conditions of share-based payment arrangement [line items]                                
Option life, share option granted             10 years                  
Percentage of market value             100.00%                  
Number of shares issued | shares                     238 135,980 2,120 204,334   16,000,000
Conversion ratio             1 share to 1.06                  
Increase in the number of shares granted           6.00%                    
Additional stock-based compensation expense               $ 100,000                
Number of other equity instruments granted in share-based payment arrangement | shares             6,421,033                  
Calyxt [Member] | Performance Stock Unit [Member]                                
Disclosure of terms and conditions of share-based payment arrangement [line items]                                
Share-based compensation expense                 $ 300,000 $ 300,000            
AstraZeneca [member]                                
Disclosure of terms and conditions of share-based payment arrangement [line items]                                
Equity investment           $ 28,000,000                    
Stock options [member]                                
Disclosure of terms and conditions of share-based payment arrangement [line items]                                
Number of equity instruments granted in share-based payment arrangement             6,346,033 3,054,163 1,835,411              
Vesting period, years             4 years                  
Share-based compensation expense             $ 5,600,000 $ 2,600,000 $ 2,300,000              
Stock options [member] | Executive Employees [Member]                                
Disclosure of terms and conditions of share-based payment arrangement [line items]                                
Vesting period, years     3 years   3 years                      
Number of equity instruments granted in share-based payment arrangement | shares     270,500   3,851,783                      
Stock options [member] | Non Executive Employees [Member]                                
Disclosure of terms and conditions of share-based payment arrangement [line items]                                
Vesting period, years 4 years 4 years 4 years 4 years                        
Number of equity instruments granted in share-based payment arrangement | shares 20,000 132,000 205,600 1,866,150                        
Stock options [member] | Calyxt [Member]                                
Disclosure of terms and conditions of share-based payment arrangement [line items]                                
Share-based compensation expense                 1,800,000              
Free Shares [member]                                
Disclosure of terms and conditions of share-based payment arrangement [line items]                                
Vesting period, years             3 years                  
Share-based compensation expense             $ 400,000 $ 500,000 $ 2,900,000              
Number of other equity instruments granted in share-based payment arrangement | shares             0 0 342,900              
Restricted Stock Unit Awards [member] | Calyxt [Member]                                
Disclosure of terms and conditions of share-based payment arrangement [line items]                                
Share-based compensation expense                 $ 2,400,000              
Warrants [Member]                                
Disclosure of terms and conditions of share-based payment arrangement [line items]                                
Number of equity instruments granted in share-based payment arrangement             75,000 0 0              
Share-based compensation expense             $ 100,000 $ 0 $ 0              
Class A Preferred Shares                                
Disclosure of terms and conditions of share-based payment arrangement [line items]                                
Number of shares issued | shares           10,000,000                 10,000,000  
Class B Preferred Shares                                
Disclosure of terms and conditions of share-based payment arrangement [line items]                                
Number of shares issued | shares           18,000,000                 18,000,000