Inventories - Schedule of Inventory (Details) - CHF (SFr) SFr in Millions |
Dec. 31, 2023 |
Dec. 31, 2022 |
|---|---|---|
| Disclosure Of Inventory [Line Items] | ||
| Inventories | SFr 356.5 | SFr 395.6 |
| Gross carrying amount | Shoes | ||
| Disclosure Of Inventory [Line Items] | ||
| Inventories | 321.4 | 344.7 |
| Gross carrying amount | Apparel | ||
| Disclosure Of Inventory [Line Items] | ||
| Inventories | 34.5 | 43.5 |
| Gross carrying amount | Accessories | ||
| Disclosure Of Inventory [Line Items] | ||
| Inventories | 8.0 | 8.3 |
| Gross carrying amount | Other | ||
| Disclosure Of Inventory [Line Items] | ||
| Inventories | 0.0 | 0.2 |
| Allowances | ||
| Disclosure Of Inventory [Line Items] | ||
| Inventories | SFr 7.4 | SFr 1.1 |