Quarterly report [Sections 13 or 15(d)]

FAIR VALUES OF ASSETS AND LIABILITIES - Level 3 Roll Forward (Details)

v3.25.2
FAIR VALUES OF ASSETS AND LIABILITIES - Level 3 Roll Forward (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Mar. 31, 2025
Dec. 31, 2024
Mar. 31, 2024
Dec. 31, 2023
Level 3 Assets Roll Forward:                
Transfers into Level 3     $ 0          
Transfers out of Level 3     (17)          
Derivative instruments                
Opening balance $ 7 $ 1 7 $ 1 $ 3 $ 2 $ 4 $ (2)
Transfers into Level 3 0 0   0        
Transfers out of Level 3 (10) (6)   (11)        
Included in OCI 0 0 0 0        
Purchases/originations 0 0 0 0        
Repayments 0 0 0 0        
Settlements 3 5 6 11        
Closing balance 7 1 7 1        
Change in unrealized gains or losses for the period included in earnings for assets held at end of the reporting date 2 (1) 5 0        
Interest and fee income                
Derivative instruments                
Included in earnings: 0 0 0 0        
Mortgage banking income                
Derivative instruments                
Included in earnings: 12 4 22 11        
Other noninterest income                
Derivative instruments                
Included in earnings: (1) (6) (6) (8)        
Provision for credit losses                
Derivative instruments                
Included in earnings:   0   0        
MSRs                
Level 3 Assets Roll Forward:                
Opening balance 564 534 573 515        
Transfers into Level 3 0 0 0 0        
Transfers out of Level 3 0 0 0 0        
Total gains/losses for the period:                
Included in OCI 0 0 0 0        
Purchases/originations 20 11 40 21        
Repayments 0 0 0 0        
Settlements (17) (14) (31) (25)        
Closing balance 567 543 567 543 564 573 534 515
Change in unrealized gains or losses for the period included in earnings for assets held at end of the reporting date 0 12 (15) 32        
MSRs | Interest and fee income                
Total gains/losses for the period:                
Included in earnings: 0 0 0 0        
MSRs | Mortgage banking income                
Total gains/losses for the period:                
Included in earnings: 0 12 (15) 32        
MSRs | Other noninterest income                
Total gains/losses for the period:                
Included in earnings: 0 0 0 0        
MSRs | Provision for credit losses                
Total gains/losses for the period:                
Included in earnings:   0   0        
Municipal securities                
Level 3 Assets Roll Forward:                
Opening balance 3,929 3,293 3,954 3,335        
Transfers into Level 3 0 0 0 0        
Transfers out of Level 3 0 0 0 0        
Total gains/losses for the period:                
Included in OCI 12 (33) 17 (14)        
Purchases/originations 421 228 639 300        
Repayments 0 0 0 0        
Settlements (294) (144) (542) (277)        
Closing balance 4,067 3,341 4,067 3,341 3,929 3,954 3,293 3,335
Change in unrealized gains or losses for the period included in earnings for assets held at end of the reporting date 10 (34) 14 (16)        
Municipal securities | Interest and fee income                
Total gains/losses for the period:                
Included in earnings: (1) (1) (1) (1)        
Municipal securities | Mortgage banking income                
Total gains/losses for the period:                
Included in earnings: 0 0 0 0        
Municipal securities | Other noninterest income                
Total gains/losses for the period:                
Included in earnings: 0 0 0 0        
Municipal securities | Provision for credit losses                
Total gains/losses for the period:                
Included in earnings:   (2)   (2)        
Private-label CMO                
Level 3 Assets Roll Forward:                
Opening balance 22 20 21 20        
Transfers into Level 3 0 0 0 0        
Transfers out of Level 3 0 0 0 0        
Total gains/losses for the period:                
Included in OCI 0 0 0 0        
Purchases/originations 0 0 0        
Repayments 0 0 0 0        
Settlements (1) 1 0 1        
Closing balance 21 20 21 20 22 21 20 20
Change in unrealized gains or losses for the period included in earnings for assets held at end of the reporting date 0 0 0 0        
Private-label CMO | Interest and fee income                
Total gains/losses for the period:                
Included in earnings: 0 0 0 (1)        
Private-label CMO | Mortgage banking income                
Total gains/losses for the period:                
Included in earnings: 0 0 0 0        
Private-label CMO | Other noninterest income                
Total gains/losses for the period:                
Included in earnings: 0 (1) 0 0        
Private-label CMO | Provision for credit losses                
Total gains/losses for the period:                
Included in earnings:   0   0        
Asset-backed securities                
Level 3 Assets Roll Forward:                
Opening balance 47 72 49 75        
Transfers into Level 3 0 0 0 0        
Transfers out of Level 3 0 0 0 0        
Total gains/losses for the period:                
Included in OCI 0 0 0 0        
Purchases/originations 0 0 0 0        
Repayments 0 0 0 0        
Settlements (9) (37) (11) (40)        
Closing balance 38 35 38 35 47 49 72 75
Change in unrealized gains or losses for the period included in earnings for assets held at end of the reporting date 0 0 0 0        
Asset-backed securities | Interest and fee income                
Total gains/losses for the period:                
Included in earnings: 0 0 0 0        
Asset-backed securities | Mortgage banking income                
Total gains/losses for the period:                
Included in earnings: 0 0 0 0        
Asset-backed securities | Other noninterest income                
Total gains/losses for the period:                
Included in earnings: 0 0 0 0        
Asset-backed securities | Provision for credit losses                
Total gains/losses for the period:                
Included in earnings:   0   0        
Loans held for investment                
Level 3 Assets Roll Forward:                
Opening balance 63 58 61 54        
Transfers into Level 3 1 4 4 8        
Transfers out of Level 3 0 0 0 0        
Total gains/losses for the period:                
Included in OCI 0 0 0 0        
Purchases/originations 0 0 0 0        
Repayments (2) (1) (3) (1)        
Settlements 0 0 0 0        
Closing balance 62 60 62 60 $ 63 $ 61 $ 58 $ 54
Change in unrealized gains or losses for the period included in earnings for assets held at end of the reporting date 0 0 0 0        
Loans held for investment | Interest and fee income                
Total gains/losses for the period:                
Included in earnings: 0 (1) 0 (1)        
Loans held for investment | Mortgage banking income                
Total gains/losses for the period:                
Included in earnings: 0 0 0 0        
Loans held for investment | Other noninterest income                
Total gains/losses for the period:                
Included in earnings: $ 0 0 $ 0 0        
Loans held for investment | Provision for credit losses                
Total gains/losses for the period:                
Included in earnings:   $ 0   $ 0