v3.26.1
Investment Securities - Maturities of Securities Available for Sale and Held to Maturity (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Available for sale securities, fair value    
Within 1 year $ 6,937  
After 1 year through 5 years 18,642  
After 5 years through 10 years 23,321  
After 10 years 12,190  
Total 61,090 $ 62,357
Available for sale securities, amortized cost    
Within 1 year 6,997  
After 1 year through 5 years 19,610  
After 5 years through 10 years 25,525  
After 10 years 12,820  
Amortized Cost 64,952  
Held to maturity securities, fair value    
Within 1 year 583  
After 1 year through 5 years 27,440  
After 5 years through 10 years 21,139  
After 10 years 73,889  
Total 123,051 126,055
Held to maturity securities, amortized cost    
Within 1 year 583  
After 1 year through 5 years 28,230  
After 5 years through 10 years 21,747  
After 10 years 81,111  
Amortized Cost 131,671  
Portfolio layer method fair value hedge basis adjustments, excluded from amortized cost of available for sale securities (2)  
U.S. agency mortgage-backed securities    
Available for sale securities, fair value    
Within 1 year 1,352  
After 1 year through 5 years 6,654  
After 5 years through 10 years 22,346  
After 10 years 9,339  
Total 39,691 41,434
Held to maturity securities, fair value    
Within 1 year 583  
After 1 year through 5 years 26,928  
After 5 years through 10 years 21,139  
After 10 years 73,889  
Total 122,539 125,649
U.S. Treasury securities    
Available for sale securities, fair value    
Within 1 year 4,610  
After 1 year through 5 years 6,524  
After 5 years through 10 years 202  
After 10 years 0  
Total 11,336 11,364
Held to maturity securities, fair value    
Within 1 year 0  
After 1 year through 5 years 512  
After 5 years through 10 years 0  
After 10 years 0  
Total 512 406
Corporate debt securities    
Available for sale securities, fair value    
Within 1 year 848  
After 1 year through 5 years 3,780  
After 5 years through 10 years 157  
After 10 years 0  
Total 4,785 4,667
Asset-backed securities    
Available for sale securities, fair value    
Within 1 year 124  
After 1 year through 5 years 1,391  
After 5 years through 10 years 358  
After 10 years 2,716  
Total 4,589 4,199
U.S. state and municipal securities    
Available for sale securities, fair value    
Within 1 year 3  
After 1 year through 5 years 293  
After 5 years through 10 years 258  
After 10 years 4  
Total 558 561
Non-agency commercial mortgage-backed securities    
Available for sale securities, fair value    
Within 1 year 0  
After 1 year through 5 years 0  
After 5 years through 10 years 0  
After 10 years 113  
Total 113 113
Other    
Available for sale securities, fair value    
Within 1 year 0  
After 1 year through 5 years 0  
After 5 years through 10 years 0  
After 10 years 18  
Total $ 18 $ 19