v3.26.1
Goodwill and Other Intangible Assets - Gross Carrying Amount, Accumulated Amortization and Net Carrying Amount of Other Intangible Assets (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Dec. 31, 2024
Intangible Asset, Finite-Lived [Line Items]      
Gross carrying amount $ 4,023 $ 4,060  
Accumulated amortization (3,207) (3,125)  
Net carrying amount 816 935 $ 1,089
Client relationships      
Intangible Asset, Finite-Lived [Line Items]      
Gross carrying amount 2,805 2,831  
Accumulated amortization (2,196) (2,144)  
Net carrying amount 609 687  
Technology      
Intangible Asset, Finite-Lived [Line Items]      
Gross carrying amount 404 405  
Accumulated amortization (311) (293)  
Net carrying amount 93 112  
Core deposits      
Intangible Asset, Finite-Lived [Line Items]      
Gross carrying amount 697 703  
Accumulated amortization (609) (597)  
Net carrying amount 88 106  
Other      
Intangible Asset, Finite-Lived [Line Items]      
Gross carrying amount 117 121  
Accumulated amortization (91) (91)  
Net carrying amount $ 26 $ 30