v3.26.1
Right-of-use assets, long-term financial assets and lease liabilities - Contractual undiscounted cash flows for lease obligations (Details) - CHF (SFr)
SFr in Thousands
Jun. 30, 2026
Dec. 31, 2025
Contractual undiscounted cash flows for lease liabilities:    
Contractual undiscounted cash flows for lease obligations SFr 4,636  
Escrow deposits 600 SFr 600
Less than one year    
Contractual undiscounted cash flows for lease liabilities:    
Contractual undiscounted cash flows for lease obligations 1,039  
1-3 years    
Contractual undiscounted cash flows for lease liabilities:    
Contractual undiscounted cash flows for lease obligations 2,071  
3-5 years    
Contractual undiscounted cash flows for lease liabilities:    
Contractual undiscounted cash flows for lease obligations SFr 1,526