Accrued expenses (Details) - CHF (SFr) SFr in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||
| Accrued project costs and royalties | SFr 2,268 | SFr 2,057 |
| Accrued payroll, bonuses and restructuring 2025 | 5,330 | 5,068 |
| Other | 456 | 584 |
| Accrued expenses | SFr 8,055 | SFr 7,709 |
| X | ||||||||||
- Definition The amount of current accrued expenses and other current liabilities. [Refer: Accruals; Other current liabilities] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition The amount of current liabilities that the entity does not separately disclose in the same statement or note. [Refer: Current liabilities] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition The amount of accruals for employee benefits (other than termination benefits) that are expected to be settled wholly within twelve months after the end of the annual reporting period in which the employees render the related services. [Refer: Accruals classified as current] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Current Accrued Project Costs And Royalties No definition available.
|