v3.25.4
Right-of-use assets, long-term financial assets and lease liabilities - Contractual undiscounted cash flows for lease obligations (Details)
SFr in Thousands
Dec. 31, 2025
CHF (SFr)
item
Dec. 31, 2024
CHF (SFr)
Contractual undiscounted cash flows for lease liabilities:    
Contractual undiscounted cash flows for lease obligations SFr 5,194 SFr 5,924
Number of deposits in escrow accounts | item 2  
Escrow deposits SFr 600 400
Less than one year    
Contractual undiscounted cash flows for lease liabilities:    
Contractual undiscounted cash flows for lease obligations 1,079 1,200
1-3 years    
Contractual undiscounted cash flows for lease liabilities:    
Contractual undiscounted cash flows for lease obligations 2,077 2,372
3-5 years    
Contractual undiscounted cash flows for lease liabilities:    
Contractual undiscounted cash flows for lease obligations SFr 2,038 SFr 2,352