v3.25.4
FINANCIAL INCOME AND EXPENSES - Additional Information (Details)
SFr in Millions
12 Months Ended
Dec. 31, 2025
CHF (SFr)
Investments accounted for using equity method  
Disclosure of impairment loss and reversal of impairment loss [line items]  
Impairment loss recognised in profit or loss SFr 20.2