Shareholders' equity Dividends Declared (Details) |
3 Months Ended | 9 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
|
Sep. 30, 2026
SFr / shares
|
Sep. 30, 2026
$ / shares
|
Sep. 30, 2025
SFr / shares
|
Sep. 30, 2025
$ / shares
|
Sep. 30, 2026
SFr / shares
|
Sep. 30, 2026
$ / shares
|
Sep. 30, 2025
SFr / shares
|
Sep. 30, 2025
$ / shares
|
|
| Equity, Class of Treasury Stock [Line Items] | ||||||||
| Common Stock, Dividends, Per Share, Declared | (per share) | SFr 0.83 | $ 1.02 | SFr 0.78 | $ 0.97 | SFr 2.38 | $ 3.01 | SFr 2.40 | $ 2.85 |