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FI - Gains/losses on financial instruments (Details 11) - CHF (SFr) SFr in Millions | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Central bank funds sold, securities purchased under resale agreements and securities borrowing transactions |  |  |
Gains (losses) on financial instruments |  |  |
Net gains/(losses) | SFr 1,718 | SFr 1,450 | SFr 638
Other investments |  |  |
Gains (losses) on financial instruments |  |  |
Net gains/(losses) | (199) | (51) | 304
Net gains/(losses) of which related to credit risk - on assets | 0 | (3) | 2
Loans |  |  |
Gains (losses) on financial instruments |  |  |
Net gains/(losses) | 308 | 163 | 443
Net gains/(losses) of which related to credit risk - on assets | 89 | (239) | (13)
Other assets |  |  |
Gains (losses) on financial instruments |  |  |
Net gains/(losses) | 37 | 246 | 519
Net gains/(losses) of which related to credit risk - on assets | (312) | (202) | 133
Due to banks and customer deposits |  |  |
Gains (losses) on financial instruments |  |  |
Net gains/(losses) | (71) | (44) | (22)
Net gains/(losses) of which related to credit risk - on liabilities | (3) | (1) | 0
Central bank funds purchased, securities sold under repurchase agreements and securities lending transactions |  |  |
Gains (losses) on financial instruments |  |  |
Net gains/(losses) | (151) | (156) | (43)
Short-term borrowings |  |  |
Gains (losses) on financial instruments |  |  |
Net gains/(losses) | (495) | 1,916 | 98
Net gains/(losses) of which related to credit risk - on liabilities | 2 | 1 | 2
Long-term debt |  |  |
Gains (losses) on financial instruments |  |  |
Net gains/(losses) | 9,414 | 6,767 | (2,644)
Net gains/(losses) of which related to credit risk - on liabilities | 4 | 3 | 0
Other liabilities |  |  |
Gains (losses) on financial instruments |  |  |
Net gains/(losses) | (88) | 54 | 171
Net gains/(losses) of which related to credit risk - on liabilities | SFr (207) | SFr (164) | SFr 71

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