Discontinued operations - General (Details) $ in Millions |
6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
|
Apr. 02, 2024
USD ($)
|
Apr. 02, 2024
CHF (SFr)
|
Jun. 30, 2025
CHF (SFr)
|
Dec. 31, 2024
CHF (SFr)
|
|
| Neurosterix Pharma Sarl | ||||
| Disclosure | ||||
| Amount of committed funding received | $ | $ 65 | |||
| Neurosterix US Holdings LLC | ||||
| Disclosure | ||||
| Percentage of equity interest received | 20.00% | 20.00% | ||
| Discontinued operations as disclosed below | ||||
| Disclosure | ||||
| Net gain on Neurosterix Transaction | SFr 117,747 | SFr 13,943,595 | ||
| Gross proceeds in cash received from Neurosterix Transaction | SFr 5,000,000 | 5,000,000 | ||
| Discontinued operations as disclosed below | Neurosterix US Holdings LLC | ||||
| Disclosure | ||||
| Value of equity interest received | SFr 9,420,000 | SFr 9,400,000 | ||
| Percentage of equity interest received | 20.00% | 20.00% | 20.00% | |