v3.26.3
Interests in associates (Details) - CHF (SFr)
3 Months Ended 6 Months Ended 27 Months Ended
Apr. 02, 2024
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
General information            
Beginning of the period       SFr 3,847,796    
Share of the net loss for the period of Neurosterix's Group   SFr (1,101,534) SFr (1,231,845) (2,330,789) SFr (2,079,296)  
End of period   1,517,007   1,517,007   SFr 1,517,007
Neurosterix US Holdings LLC            
General information            
Percentage of equity interest received 20.00%          
Neurosterix Group            
General information            
Beginning of the period   2,618,541 6,239,691 3,847,796 7,087,142  
Share of the net loss for the period of Neurosterix's Group   (1,101,534) (1,231,845) (2,330,789) (2,079,296)  
End of period SFr 9,430,000 SFr 1,517,007 SFr 5,007,846 SFr 1,517,007 SFr 5,007,846 1,517,007
Increase (decrease) in investments in associates           SFr (7,900,000)