v3.26.1
Intangible Assets and Other Assets, Goodwill (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended
Apr. 30, 2025
Mar. 31, 2026
Dec. 31, 2025
Goodwill Table      
Goodwill, beginning balance   $ 24,967  
Foreign currency translation   (2)  
Goodwill, ending balance   24,965  
Customer relationship and other amortized intangibles [Member]      
Intangible Assets and Other Assets Textual [Abstract]      
Intangible asset, net carry value   $ 765 $ 823
Customer relationships, merchant contracts [Member]      
Intangible Assets and Other Assets Textual [Abstract]      
Intangible asset acquired $ 877    
Finite-lived intangible asset, useful life   7 years  
Estimated future amortization expense [Abstract]      
Estimated future amortization expense for the remainder of 2026   $ 94  
Estimated future amortization expense for the year ended December 31, 2027   125  
Estimated future amortization expense for the year ended December 31, 2028   125  
Estimated future amortization expense for the year ended December 31, 2029   125  
Estimated future amortization expense for the year ended December 31, 2030   125  
Estimated future amortization expense for the year ended December 31, 2031   125  
Corporate [Member]      
Goodwill Table      
Goodwill, beginning balance   0  
Foreign currency translation   0  
Goodwill, ending balance   0  
Consumer Banking and Lending [Member] | Operating Segments [Member]      
Goodwill Table      
Goodwill, beginning balance   16,418  
Foreign currency translation   0  
Goodwill, ending balance   16,418  
Commercial Banking [Member] | Operating Segments [Member]      
Goodwill Table      
Goodwill, beginning balance   2,931  
Foreign currency translation   (2)  
Goodwill, ending balance   2,929  
Corporate and Investment Banking [Member] | Operating Segments [Member]      
Goodwill Table      
Goodwill, beginning balance   5,274  
Foreign currency translation   0  
Goodwill, ending balance   5,274  
Wealth and Investment Management [Member] | Operating Segments [Member]      
Goodwill Table      
Goodwill, beginning balance   344  
Foreign currency translation   0  
Goodwill, ending balance   $ 344