v3.26.1
Staff costs - Additional Information (Details) - CHF (SFr)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure      
Staff costs SFr 389,230 SFr 242,591 SFr 238,527
Discontinued operations      
Disclosure      
Staff costs   SFr 1,400,000 SFr 5,100,000