INCOME TAXES - Disclosure Of Unused tax losses For Which No Deferred Tax Asset Recognised (Details) - CHF (SFr) SFr in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||
| Unused tax loss carryforwards for which no deferred tax assets are recognized | SFr 0.0 | SFr 16.5 |
| Due to expire within 1 year | ||
| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||
| Unused tax loss carryforwards for which no deferred tax assets are recognized | 0.0 | 0.0 |
| Due to expire within 2 to 7 years | ||
| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||
| Unused tax loss carryforwards for which no deferred tax assets are recognized | 0.0 | 16.5 |
| Amount not due to expire | ||
| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||
| Unused tax loss carryforwards for which no deferred tax assets are recognized | SFr 0.0 | SFr 0.0 |