XML 92 R81.htm IDEA: XBRL DOCUMENT v3.23.3
CECL (Details 4) - CHF (SFr)
SFr in Millions
 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Other financial assets, Held At Amortized Cost, Allowance for Credit Losses [Roll Forward]    
Cash and due from banks, held at amortized cost, Allowance for Credit Loss, Beginning Balance SFr (0)  
Interest-bearing deposits with banks, held at amortized cost, Allowance for Credit Loss, Beginning Balance (0)  
Securities purchased under resale agreements and securities borrowing transactions, held at amortized cost, Allowance for Credit Loss, Beginning Balance (0)  
Brokerage receivables, held at amortized cost, Allowance for Credit Loss, Beginning Balance 4,081  
Other assets, held at amortized cost, Allowance for Credit Loss, Beginning Balance 37  
Other financial assets, held at amortized cost, Allowance for Credit Loss, Beginning Balance 4,118 SFr 4,214
Other financial assets, Current-period provision for expected credit losses 12 (147)
Other financial assets, Gross write-offs (4,031) (4)
Other financial assets, Recovery 0 0
Other financial assets, Net write-offs (4,031) (4)
Other financial assets, Foreign currency translation impact and other adjustments, net (56) 186
Cash and due from banks, held at amortized cost, Allowance for Credit Loss, Ending Balance 4  
Interest-bearing deposits with banks, held at amortized cost, Allowance for Credit Loss, Ending Balance (0)  
Securities purchased under resale agreements and securities borrowing transactions, held at amortized cost, Allowance for Credit Loss, Ending Balance (0)  
Brokerage receivables, held at amortized cost, Allowance for Credit Loss, Ending Balance (0)  
Other assets, held at amortized cost, Allowance for Credit Loss, Ending Balance 39  
Other financial assets, held at amortized cost, Allowance for Credit Loss, Ending Balance 43 4,249
Other financial assets, individually evaluated 20 4,230
Other financial assets, collectively evaluated SFr 23 19
Archegos Capital Management [Member]    
Other financial assets, Held At Amortized Cost, Allowance for Credit Losses [Roll Forward]    
Other financial assets, Current-period provision for expected credit losses   SFr (155)