v3.24.0.1
Share-based compensation - Schedule of Valuation Inputs (Details)
12 Months Ended
Dec. 06, 2022
SFr / shares
Jun. 12, 2022
SFr / shares
Dec. 31, 2023
yr
$ / shares
Dec. 31, 2022
year
$ / shares
Dec. 18, 2023
SFr / shares
Sep. 26, 2023
SFr / shares
Sep. 23, 2023
SFr / shares
Jun. 23, 2023
SFr / shares
Apr. 01, 2023
SFr / shares
Mar. 28, 2023
SFr / shares
Mar. 27, 2023
SFr / shares
Mar. 09, 2023
SFr / shares
Mar. 01, 2023
SFr / shares
Dec. 19, 2022
SFr / shares
Sep. 23, 2022
SFr / shares
Jun. 24, 2022
SFr / shares
Mar. 31, 2022
SFr / shares
Feb. 18, 2022
SFr / shares
LTIP 2020 | Class A options                                    
Disclosure of terms and conditions of share-based payment arrangement [line items]                                    
Share price on measurement date   SFr 16.83                                
Share Options [Abstract]                                    
Expected dividend as percentage, share options granted   0.00%                                
LTIP 2020 | Class A options | Minimum                                    
Share Options [Abstract]                                    
Exercise price (CHF per share)   SFr 7.26                                
Option value (in CHF per share)   6.18                                
LTIP 2020 | Class A options | Maximum                                    
Share Options [Abstract]                                    
Exercise price (CHF per share)   10.65                                
Option value (in CHF per share)   9.57                                
LTIP 2020 | Class B options                                    
Disclosure of terms and conditions of share-based payment arrangement [line items]                                    
Share price on measurement date   1.68                                
Share Options [Abstract]                                    
Exercise price (CHF per share)   0.73                                
Expected dividend as percentage, share options granted 0.00%                                  
Option value (in CHF per share)   SFr 0.96                                
LTIP 2020 | Class A shares                                    
Share Options [Abstract]                                    
Exercise price (CHF per share) | $ / shares     $ 8.28 $ 8.28                            
LTIP 2020 | Class B                                    
Share Options [Abstract]                                    
Exercise price (CHF per share) | $ / shares     $ 0.77 $ 0.77                            
LTIP 2021 | Restricted share units (RSU)                                    
Disclosure of terms and conditions of share-based payment arrangement [line items]                                    
Share price on measurement date SFr 16.83       SFr 26.52 SFr 23.81   SFr 26.72 SFr 28.34 SFr 27.34   SFr 19.87         SFr 23.22  
Share Options [Abstract]                                    
Maximum term of awards granted     2.2 1.2                            
LTIP 2021 | Performance share units (PSU)                                    
Disclosure of terms and conditions of share-based payment arrangement [line items]                                    
Share price on measurement date         26.52 23.81 SFr 16.84 26.72 SFr 28.34 SFr 27.34       SFr 15.25   SFr 18.13 23.22  
Share Options [Abstract]                                    
Maximum term of awards granted     2.2 2.2                            
Tax Recognition 2022 | Class A shares                                    
Disclosure of terms and conditions of share-based payment arrangement [line items]                                    
Share price on measurement date                         SFr 20.84 15.25        
Founders' Plan 2021 | Class A shares                                    
Disclosure of terms and conditions of share-based payment arrangement [line items]                                    
Share price on measurement date                         SFr 20.84          
BoD 2019 | Restricted share units (RSU)                                    
Disclosure of terms and conditions of share-based payment arrangement [line items]                                    
Share price on measurement date         SFr 26.52 SFr 23.81   SFr 26.72     SFr 27.71     SFr 15.25 SFr 16.84 SFr 18.13 SFr 23.22 SFr 23.04