v3.25.4
FAIR VALUE (Schedule of Assets and Liabilities Measured at Fair Value by Class on a Recurring Basis) (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
ASSETS    
Trading securities $ 64 $ 35
Available-for-sale securities:    
Loans held for sale 71 25
Fair Value, Recurring    
ASSETS    
Trading securities 64 35
Available-for-sale securities:    
Investment securities, available-for-sale 9,207 9,095
Loans held for sale 71 25
Other assets:    
Agriculture loan servicing 18 20
Deferred compensation plan assets 154 149
Derivatives 360 446
Total assets 10,610 10,440
Fed funds and other short-term borrowings:    
Securities sold, not yet purchased 135 21
Other liabilities:    
Derivatives 260 350
Total liabilities 395 371
U.S. Treasury, agencies, and corporations | Fair Value, Recurring    
Available-for-sale securities:    
Investment securities, available-for-sale 8,273 7,962
Municipal securities | Fair Value, Recurring    
Available-for-sale securities:    
Investment securities, available-for-sale 909 1,108
Other debt securities | Fair Value, Recurring    
Available-for-sale securities:    
Investment securities, available-for-sale 25 25
Bank-owned life insurance | Fair Value, Recurring    
Other noninterest-bearing investments:    
Other noninterest-bearing investments 573 562
Private equity investments | Fair Value, Recurring    
Other noninterest-bearing investments:    
Other noninterest-bearing investments 163 108
Level 1 | Fair Value, Recurring    
ASSETS    
Trading securities 0 0
Available-for-sale securities:    
Investment securities, available-for-sale 1,411 662
Loans held for sale 0 0
Other assets:    
Agriculture loan servicing 0 0
Deferred compensation plan assets 154 149
Derivatives 0 0
Total assets 1,571 814
Fed funds and other short-term borrowings:    
Securities sold, not yet purchased 135 21
Other liabilities:    
Derivatives 0 0
Total liabilities 135 21
Level 1 | U.S. Treasury, agencies, and corporations | Fair Value, Recurring    
Available-for-sale securities:    
Investment securities, available-for-sale 1,411 662
Level 1 | Municipal securities | Fair Value, Recurring    
Available-for-sale securities:    
Investment securities, available-for-sale 0 0
Level 1 | Other debt securities | Fair Value, Recurring    
Available-for-sale securities:    
Investment securities, available-for-sale 0 0
Level 1 | Bank-owned life insurance | Fair Value, Recurring    
Other noninterest-bearing investments:    
Other noninterest-bearing investments 0 0
Level 1 | Private equity investments | Fair Value, Recurring    
Other noninterest-bearing investments:    
Other noninterest-bearing investments 6 3
Level 2 | Fair Value, Recurring    
ASSETS    
Trading securities 64 35
Available-for-sale securities:    
Investment securities, available-for-sale 7,796 8,433
Loans held for sale 71 25
Other assets:    
Agriculture loan servicing 0 0
Deferred compensation plan assets 0 0
Derivatives 360 446
Total assets 8,864 9,501
Fed funds and other short-term borrowings:    
Securities sold, not yet purchased 0 0
Other liabilities:    
Derivatives 260 350
Total liabilities 260 350
Level 2 | U.S. Treasury, agencies, and corporations | Fair Value, Recurring    
Available-for-sale securities:    
Investment securities, available-for-sale 6,862 7,300
Level 2 | Municipal securities | Fair Value, Recurring    
Available-for-sale securities:    
Investment securities, available-for-sale 909 1,108
Level 2 | Other debt securities | Fair Value, Recurring    
Available-for-sale securities:    
Investment securities, available-for-sale 25 25
Level 2 | Bank-owned life insurance | Fair Value, Recurring    
Other noninterest-bearing investments:    
Other noninterest-bearing investments 573 562
Level 2 | Private equity investments | Fair Value, Recurring    
Other noninterest-bearing investments:    
Other noninterest-bearing investments 0 0
Level 3 | Fair Value, Recurring    
ASSETS    
Trading securities 0 0
Available-for-sale securities:    
Investment securities, available-for-sale 0 0
Loans held for sale 0 0
Other assets:    
Agriculture loan servicing 18 20
Deferred compensation plan assets 0 0
Derivatives 0 0
Total assets 175 125
Fed funds and other short-term borrowings:    
Securities sold, not yet purchased 0 0
Other liabilities:    
Derivatives 0 0
Total liabilities 0 0
Level 3 | U.S. Treasury, agencies, and corporations | Fair Value, Recurring    
Available-for-sale securities:    
Investment securities, available-for-sale 0 0
Level 3 | Municipal securities | Fair Value, Recurring    
Available-for-sale securities:    
Investment securities, available-for-sale 0 0
Level 3 | Other debt securities | Fair Value, Recurring    
Available-for-sale securities:    
Investment securities, available-for-sale 0 0
Level 3 | Bank-owned life insurance | Fair Value, Recurring    
Other noninterest-bearing investments:    
Other noninterest-bearing investments 0 0
Level 3 | Private equity investments | Fair Value, Recurring    
Other noninterest-bearing investments:    
Other noninterest-bearing investments $ 157 $ 105