v3.26.3
INVESTMENT SECURITIES - Schedule of Investment Securities Available For Sale (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Investment securities available for sale    
Investment securities available for sale, less than 12 months, fair value $ 30,234 $ 1,722
Investment securities available for sale, less than 12 months, unrealized losses (605) (3)
Investment securities available for sale, 12 months or more, fair value 3,717 4,587
Investment securities available for sale, 12 months or more, unrealized losses (619) (500)
Investment securities available for sale, fair value 33,951 6,309
Investment securities available for sale, unrealized losses (1,224) (503)
U.S. Treasury    
Investment securities available for sale    
Investment securities available for sale, less than 12 months, fair value 14,692 859
Investment securities available for sale, less than 12 months, unrealized losses (144) (1)
Investment securities available for sale, 12 months or more, fair value 0 0
Investment securities available for sale, 12 months or more, unrealized losses 0 0
Investment securities available for sale, fair value 14,692 859
Investment securities available for sale, unrealized losses (144) (1)
Government agency    
Investment securities available for sale    
Investment securities available for sale, less than 12 months, fair value 0 0
Investment securities available for sale, less than 12 months, unrealized losses 0 0
Investment securities available for sale, 12 months or more, fair value 28 43
Investment securities available for sale, 12 months or more, unrealized losses (1) (1)
Investment securities available for sale, fair value 28 43
Investment securities available for sale, unrealized losses (1) (1)
Residential mortgage-backed securities    
Investment securities available for sale    
Investment securities available for sale, less than 12 months, fair value 14,130 815
Investment securities available for sale, less than 12 months, unrealized losses (438) (2)
Investment securities available for sale, 12 months or more, fair value 2,660 3,292
Investment securities available for sale, 12 months or more, unrealized losses (405) (321)
Investment securities available for sale, fair value 16,790 4,107
Investment securities available for sale, unrealized losses (843) (323)
Commercial mortgage-backed securities    
Investment securities available for sale    
Investment securities available for sale, less than 12 months, fair value 1,383 48
Investment securities available for sale, less than 12 months, unrealized losses (23) 0
Investment securities available for sale, 12 months or more, fair value 934 1,129
Investment securities available for sale, 12 months or more, unrealized losses (209) (173)
Investment securities available for sale, fair value 2,317 1,177
Investment securities available for sale, unrealized losses (232) (173)
Corporate Bonds    
Investment securities available for sale    
Investment securities available for sale, less than 12 months, fair value 13 0
Investment securities available for sale, less than 12 months, unrealized losses 0 0
Investment securities available for sale, 12 months or more, fair value 95 123
Investment securities available for sale, 12 months or more, unrealized losses (4) (5)
Investment securities available for sale, fair value 108 123
Investment securities available for sale, unrealized losses (4) $ (5)
Other    
Investment securities available for sale    
Investment securities available for sale, less than 12 months, fair value 16  
Investment securities available for sale, less than 12 months, unrealized losses 0  
Investment securities available for sale, 12 months or more, fair value 0  
Investment securities available for sale, 12 months or more, unrealized losses 0  
Investment securities available for sale, fair value 16  
Investment securities available for sale, unrealized losses $ 0