Consolidated Statement of Profit or Loss and Other Comprehensive Income/(Loss) (Parentheticals) - CHF (SFr) |
12 Months Ended | |||||
|---|---|---|---|---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
[1] | Dec. 31, 2020 |
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| Consolidated Statement Of Profit Or Loss And Other Comprehensive Income Loss Abstract | ||||||
| Remeasurements of defined benefit liability, net of taxes | SFr 0 | SFr 0 | SFr 0 | |||
| Foreign currency translation differences, tax | 0 | 0 | 0 | |||
| Other comprehensive income/(loss), net | SFr 0 | SFr 0 | SFr 0 | |||
| Diluted loss per share (in Francs per share) (in Francs per share) | SFr (29.13) | SFr (25.76) | SFr (25.27) | |||
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