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v3.24.1

Other intangible assets (Details 1) - CHF (SFr) SFr in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Other intangible assets |  |  |
Gross carrying amount | SFr 52 | SFr 59 |
Accumulated amortization | (28) | (37) |
Net carrying amount | 24 | 22 |
Non-amortizing other intangible assets | 298 | 430 |
Other intangible assets (mortgage servicing rights), at fair value | 305 | 403 |
Total other intangible assets, net | 322 | 452 |
Aggregate amortization expenses and impairment losses |  |  |
Aggregate amortization | 3 | 4 | SFr 8
Impairment | 28 | 0 | SFr 0
Estimated amortization expenses |  |  |
In the next 12 months | 1 |  |
Year two | 1 |  |
Year three | 1 |  |
Year four | 1 |  |
Year five | 2 |  |
Tradenames / trademarks |  |  |
Other intangible assets |  |  |
Gross carrying amount | 27 | 25 |
Accumulated amortization | (23) | (25) |
Net carrying amount | 4 | 0 |
Client relationships |  |  |
Other intangible assets |  |  |
Gross carrying amount | 19 | 29 |
Accumulated amortization | (2) | (9) |
Net carrying amount | 17 | 20 |
Other |  |  |
Other intangible assets |  |  |
Gross carrying amount | 6 | 5 |
Accumulated amortization | (3) | (3) |
Net carrying amount | 3 | 2 |
Total other intangible assets, gross | SFr 350 | SFr 489 |

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