Long-term debt (Details) - CHF (SFr)
SFr in Millions
Dec. 31, 2021
Dec. 31, 2020
Long-term debt    
Senior SFr 141,402 SFr 133,056
Subordinated 24,103 26,285
Non-recourse liabilities from consolidated VIEs 1,391 1,746
Long-term debt 166,896 161,087
of which reported at fair value 68,722 70,976
Structured notes    
Long-term debt    
Long-term debt 43,126 47,039
Bank    
Long-term debt    
Senior 95,468 94,768
Subordinated 63,836 63,765
Non-recourse liabilities from consolidated VIEs 1,391 1,746
Long-term debt 160,695 160,279
of which reported at fair value 67,788 70,243
Bank | Structured notes    
Long-term debt    
Long-term debt SFr 43,126 SFr 47,039