Share capital - Narratives (Details) - CHF (SFr) |
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Disclosure of classes of share capital [line items] | ||
| Issued share capital | SFr 2,253,000 | SFr 2,226,000 |
| Number of treasury shares outstanding | 10,899,773 | 10,899,773 |
| Common Shares | ||
| Disclosure of classes of share capital [line items] | ||
| Issued share capital | SFr 2,252,840 | SFr 2,226,203 |
| Number of shares outstanding | 101,742,231 | 100,410,377 |
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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. No definition available.
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- Definition The nominal value of capital issued. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The number of shares that have been authorised and issued, reduced by treasury shares held. [Refer: Treasury shares] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The number of shares in the entity held by the entity or by its subsidiaries or associates. [Refer: Total for all associates [member]; Total for all subsidiaries [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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