v3.26.3
Revenue from contract with customer (Details) - CHF (SFr)
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Indivior PLC        
Revenue from contract with customer        
Revenue from contract with customer SFr 0 SFr 0 SFr 0 SFr 0
Janssen Pharmaceuticals Inc.        
Revenue from contract with customer        
Revenue from contract with customer SFr 0 SFr 0 SFr 0 SFr 0