XML 182 R146.htm IDEA: XBRL DOCUMENT v3.24.1
Tax - Net deferred tax assets/liabilities by type (Details 3) - CHF (SFr)
SFr in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Net deferred tax assets    
Deferred tax assets SFr 71 SFr 259
Net operating loss carry-forwards 7,796 7,720
Net operating loss carry-forwards, after allocation of valuation allowances 29 138
Temporary differences 42 121
Deferred tax liabilities 113 670
Deferred Tax Assets (Liabilities), Net (42) SFr (411)
Net deferred tax assets change 369  
Accumulated undistributed earnings from foreign subsidiaries 28  
Minimum    
Net deferred tax assets    
Decrease in Unrecognized Tax Benefits is Reasonably Possible 0  
Maximum    
Net deferred tax assets    
Decrease in Unrecognized Tax Benefits is Reasonably Possible SFr 16