v3.25.2
INVESTMENT SECURITIES (Summary of Investment Securities) (Details) - USD ($)
$ in Millions
Jun. 30, 2025
Dec. 31, 2024
Amortized cost    
Available-for-sale $ 10,406 $ 10,601
Held-to-maturity 9,272 9,669
Total investment securities 19,678 20,270
Gross unrealized gains    
Available-for-sale 12 1
Held-to-maturity 49 2
Total investment securities 61 3
Gross unrealized losses    
Available-for-sale 1,302 1,507
Held-to-maturity 92 289
Estimated fair value    
Available-for-sale 9,116 9,095
Held-to-maturity, Estimated fair value 9,229 9,382
Total investment securities 18,345 18,477
Total investment securities 1,394 1,796
U.S. Treasury securities    
Amortized cost    
Available-for-sale 1,201 781
Gross unrealized gains    
Available-for-sale 10 0
Gross unrealized losses    
Available-for-sale 110 119
Estimated fair value    
Available-for-sale 1,101 662
Agency securities    
Amortized cost    
Available-for-sale 376 441
Held-to-maturity 143 148
Gross unrealized gains    
Available-for-sale 0 0
Held-to-maturity 0 0
Gross unrealized losses    
Available-for-sale 20 26
Held-to-maturity 5 8
Estimated fair value    
Available-for-sale 356 415
Held-to-maturity, Estimated fair value 138 140
Agency guaranteed mortgage-backed securities    
Amortized cost    
Available-for-sale 7,302 7,713
Held-to-maturity 8,843 9,202
Gross unrealized gains    
Available-for-sale 2 1
Held-to-maturity 49 2
Gross unrealized losses    
Available-for-sale 1,090 1,263
Held-to-maturity 73 263
Estimated fair value    
Available-for-sale 6,214 6,451
Held-to-maturity, Estimated fair value 8,819 8,941
Small Business Administration loan-backed securities    
Amortized cost    
Available-for-sale 400 455
Gross unrealized gains    
Available-for-sale 0 0
Gross unrealized losses    
Available-for-sale 16 21
Estimated fair value    
Available-for-sale 384 434
Municipal securities    
Amortized cost    
Available-for-sale 1,102 1,186
Held-to-maturity 286 319
Gross unrealized gains    
Available-for-sale 0 0
Held-to-maturity 0 0
Gross unrealized losses    
Available-for-sale 66 78
Held-to-maturity 14 18
Estimated fair value    
Available-for-sale 1,036 1,108
Held-to-maturity, Estimated fair value 272 301
Other debt securities    
Amortized cost    
Available-for-sale 25 25
Gross unrealized gains    
Available-for-sale 0 0
Gross unrealized losses    
Available-for-sale 0 0
Estimated fair value    
Available-for-sale 25 25
Available-for-sale, Unrealized Gains, Other    
Gross unrealized gains    
Available-for-sale $ 1 $ 1