v3.26.1
Basis of Preparation and Changes to the Company's Accounting Policies - Additional Information (Details) - CHF (SFr)
SFr in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2026
Disclosure of Basis of Preparation [Line Items]    
Foreign currency exchange gains SFr 1.2 SFr 1.8