v3.26.1
INVESTMENT SECURITIES - Schedule of Amortized Cost and Fair Value of Securities, by Contractual Maturities (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Amortized Cost    
Available for sale, due in one year or less, amortized cost $ 179  
Available for sale, due after one year but within five years, amortized cost 477  
Available for sale, due after five years but within ten years, amortized cost 95  
Available for sale, due after ten years, amortized cost 15  
Available for sale, with contractual maturities, amortized cost 766  
Amortized Cost 3,848 $ 3,783
Fair Value    
Available for sale, due in one year or less, fair value 180  
Available for sale, due after one year but within five years, fair value 473  
Available for sale, due after five years but within ten years, fair value 94  
Available for sale, due after ten years, fair value 14  
Available for sale, with contractual maturities, fair value 761  
Fair value 3,758 3,727
Amortized Cost    
Held to maturity, due in one year or less, amortized cost 6  
Held to maturity, due after one year but within five years, amortized cost 101  
Held to maturity, due after five years but within ten years, amortized cost 332  
Held to maturity, due after ten years, amortized cost 559  
Held to maturity, with contractual maturities, amortized cost 998  
Amortized Cost 4,251 4,117
Fair Value    
Held to maturity, due in one year or less, fair value 6  
Held to maturity, due after one year but within five years, fair value 98  
Held to maturity, due after five years but within ten years, fair value 316  
Held to maturity, due after ten years, fair value 516  
Held to maturity, with contractual maturities, fair value 936  
Fair Value 4,049 3,941
Agency MBS    
Amortized Cost    
Available-for-sale, amortized cost 767  
Amortized Cost 767 801
Fair Value    
Available for sale, fair value 758  
Fair value 758 800
Amortized Cost    
Held to maturity, amortized cost 847  
Amortized Cost 847 784
Fair Value    
Held to maturity, fair value 789  
Fair Value 789 731
Agency CMO    
Amortized Cost    
Available-for-sale, amortized cost 599  
Amortized Cost 599 662
Fair Value    
Available for sale, fair value 536  
Fair value 536 601
Amortized Cost    
Held to maturity, amortized cost 565  
Amortized Cost 565 612
Fair Value    
Held to maturity, fair value 500  
Fair Value 500 550
Agency commercial MBS    
Amortized Cost    
Available-for-sale, amortized cost 1,716  
Amortized Cost 1,716 1,595
Fair Value    
Available for sale, fair value 1,703  
Fair value 1,703 1,599
Amortized Cost    
Held to maturity, amortized cost 1,841  
Amortized Cost 1,841 1,715
Fair Value    
Held to maturity, fair value 1,824  
Fair Value $ 1,824 $ 1,714