VIE - Non-consolidated (Details 8) - CHF (SFr)
SFr in Millions
Dec. 31, 2021
Dec. 31, 2020
VIE Disclosures    
Trading assets SFr 111,141 SFr 157,338
Net loans 291,686 291,908
Other assets 41,231 39,637
Assets 755,833 818,965
Maximum exposure to loss 41,587 38,379
Non-consolidated VIE assets 298,708 296,498
Other liabilities 22,644 31,434
Liabilities 711,603 776,024
Collateralized debt or loan obligations    
VIE Disclosures    
Maximum exposure to loss 774 852
Non-consolidated VIE assets 10,266 8,553
CP Conduit    
VIE Disclosures    
Maximum exposure to loss 7,625 5,538
Non-consolidated VIE assets 14,948 11,148
Financial intermediation - Securitizations    
VIE Disclosures    
Maximum exposure to loss 8,036 7,329
Non-consolidated VIE assets 108,942 127,785
Financial intermediation - Funds    
VIE Disclosures    
Maximum exposure to loss 3,447 3,199
Non-consolidated VIE assets 103,179 89,686
Financial intermediation - Loans    
VIE Disclosures    
Maximum exposure to loss 13,068 11,235
Non-consolidated VIE assets 36,428 26,186
Financial intermediation - Other    
VIE Disclosures    
Maximum exposure to loss 8,637 10,226
Non-consolidated VIE assets 24,945 33,140
Non-consolidated VIEs    
VIE Disclosures    
Trading assets 11,222 14,546
Net loans 15,376 11,357
Other assets 768 468
Assets 27,366 26,371
Non-consolidated VIEs | Collateralized debt or loan obligations    
VIE Disclosures    
Trading assets 257 250
Net loans 268 357
Other assets 6 2
Assets 531 609
Non-consolidated VIEs | CP Conduit    
VIE Disclosures    
Trading assets 0 0
Net loans 1,005 371
Other assets 0 0
Assets 1,005 371
Non-consolidated VIEs | Financial intermediation - Securitizations    
VIE Disclosures    
Trading assets 4,526 4,500
Net loans 940 734
Other assets 22 3
Assets 5,488 5,237
Non-consolidated VIEs | Financial intermediation - Funds    
VIE Disclosures    
Trading assets 932 1,113
Net loans 2,403 1,967
Other assets 112 119
Assets 3,447 3,199
Non-consolidated VIEs | Financial intermediation - Loans    
VIE Disclosures    
Trading assets 13 66
Net loans 8,774 6,989
Other assets 0 0
Assets 8,787 7,055
Non-consolidated VIEs | Financial intermediation - Other    
VIE Disclosures    
Trading assets 5,494 8,617
Net loans 1,986 939
Other assets 628 344
Assets 8,108 9,900
Bank    
VIE Disclosures    
Trading assets 111,299 157,511
Net loans 300,358 300,341
Other assets 36,715 36,574
Assets 759,214 822,831
Other liabilities 21,309 30,340
Liabilities 711,127 775,772
Bank | Non-consolidated VIEs    
VIE Disclosures    
Trading assets 11,222 14,546
Net loans 15,376 11,357
Other assets 765 459
Assets 27,363 26,362
Maximum exposure to loss 41,584 38,370
Non-consolidated VIE assets 293,208 287,049
Bank | Non-consolidated VIEs | Collateralized debt or loan obligations    
VIE Disclosures    
Trading assets 257 250
Net loans 268 357
Other assets 6 2
Assets 531 609
Maximum exposure to loss 774 852
Non-consolidated VIE assets 10,266 8,553
Bank | Non-consolidated VIEs | CP Conduit    
VIE Disclosures    
Trading assets 0 0
Net loans 1,005 371
Other assets 0 0
Assets 1,005 371
Maximum exposure to loss 7,625 5,538
Non-consolidated VIE assets 14,948 11,148
Bank | Non-consolidated VIEs | Financial intermediation - Securitizations    
VIE Disclosures    
Trading assets 4,526 4,500
Net loans 940 734
Other assets 22 3
Assets 5,488 5,237
Maximum exposure to loss 8,036 7,329
Non-consolidated VIE assets 108,942 127,785
Bank | Non-consolidated VIEs | Financial intermediation - Funds    
VIE Disclosures    
Trading assets 932 1,113
Net loans 2,403 1,967
Other assets 109 110
Assets 3,444 3,190
Maximum exposure to loss 3,444 3,190
Non-consolidated VIE assets 102,820 87,618
Bank | Non-consolidated VIEs | Financial intermediation - Loans    
VIE Disclosures    
Trading assets 13 66
Net loans 8,774 6,989
Other assets 0 0
Assets 8,787 7,055
Maximum exposure to loss 13,068 11,235
Non-consolidated VIE assets 36,428 26,186
Bank | Non-consolidated VIEs | Financial intermediation - Other    
VIE Disclosures    
Trading assets 5,494 8,617
Net loans 1,986 939
Other assets 628 344
Assets 8,108 9,900
Maximum exposure to loss 8,637 10,226
Non-consolidated VIE assets SFr 19,804 SFr 25,759