v3.26.1
General and administrative expenses (Detail) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
General And Administrative Expenses [Line Items]    
Outsourcing costs $ 233 $ 384
Technology costs 407 499
Consulting, legal and audit fees 337 540
Real estate and logistics costs 365 439
Market data services 279 302
Marketing and communication 143 164
Travel and entertainment 144 145
Litigation, regulatory and similar matters 255 359
Other 5,558 5,474
of which: shared service costs charged by UBS Group AG or its subsidiaries 5,032 4,769
Total general and administrative expenses $ 7,724 8,305
Swisscard    
General And Administrative Expenses [Line Items]    
Other   $ 180