v3.26.1
FAIR VALUES OF ASSETS AND LIABILITIES - Recurring Basis (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Assets measured at fair value on a recurring basis    
Trading account assets $ 326 $ 63
Fair Value 35,206 26,132
Other securities 73 42
Loans held for sale 1,287 885
Loans Accounted for Under FVO 164 167
MSRs 752 593
Gross amounts of recognized assets 559 507
Derivative assets netting (322) (260)
Derivative assets 237 247
Assets held in trust for deferred compensation plans 236 216
Liabilities measured at fair value on a recurring basis    
Short-term borrowings 330 138
Long-term debt 1,250 1,161
Gross amounts of recognized liabilities 978 519
Gross amounts offset in the unaudited consolidated balance sheets (238) (169)
Derivative liabilities 740 350
U.S. Treasury    
Assets measured at fair value on a recurring basis    
Fair Value 8,777 4,635
Residential MBS    
Assets measured at fair value on a recurring basis    
Fair Value 11,955 9,669
Residential CMO    
Assets measured at fair value on a recurring basis    
Fair Value 6,333 5,197
Commercial MBS    
Assets measured at fair value on a recurring basis    
Fair Value 2,567 1,831
Other agencies    
Assets measured at fair value on a recurring basis    
Fair Value 474 150
Municipal securities    
Assets measured at fair value on a recurring basis    
Fair Value 4,649 4,143
Corporate debt    
Assets measured at fair value on a recurring basis    
Fair Value 169 178
Asset-backed securities    
Assets measured at fair value on a recurring basis    
Fair Value 179 221
Private-label CMO    
Assets measured at fair value on a recurring basis    
Fair Value 93 98
Other securities/sovereign debt    
Assets measured at fair value on a recurring basis    
Fair Value 10 10
Level 1    
Assets measured at fair value on a recurring basis    
Trading account assets 10 0
Fair Value 8,777 4,635
Other securities 30 30
Loans held for sale 0 0
Loans Accounted for Under FVO 0 0
MSRs 0 0
Gross amounts of recognized assets 0 0
Assets held in trust for deferred compensation plans 236 216
Liabilities measured at fair value on a recurring basis    
Short-term borrowings 260 131
Long-term debt 0 0
Gross amounts of recognized liabilities 0 0
Level 1 | U.S. Treasury    
Assets measured at fair value on a recurring basis    
Fair Value 8,777 4,635
Level 1 | Residential MBS    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 1 | Residential CMO    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 1 | Commercial MBS    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 1 | Other agencies    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 1 | Municipal securities    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 1 | Corporate debt    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 1 | Asset-backed securities    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 1 | Private-label CMO    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 1 | Other securities/sovereign debt    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 2    
Assets measured at fair value on a recurring basis    
Trading account assets 316 63
Fair Value 21,801 17,389
Other securities 43 12
Loans held for sale 1,287 885
Loans Accounted for Under FVO 102 105
MSRs 0 0
Gross amounts of recognized assets 547 499
Assets held in trust for deferred compensation plans 0 0
Liabilities measured at fair value on a recurring basis    
Short-term borrowings 70 7
Long-term debt 1,250 1,161
Gross amounts of recognized liabilities 975 514
Level 2 | U.S. Treasury    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 2 | Residential MBS    
Assets measured at fair value on a recurring basis    
Fair Value 11,955 9,669
Level 2 | Residential CMO    
Assets measured at fair value on a recurring basis    
Fair Value 6,333 5,197
Level 2 | Commercial MBS    
Assets measured at fair value on a recurring basis    
Fair Value 2,567 1,831
Level 2 | Other agencies    
Assets measured at fair value on a recurring basis    
Fair Value 474 150
Level 2 | Municipal securities    
Assets measured at fair value on a recurring basis    
Fair Value 84 82
Level 2 | Corporate debt    
Assets measured at fair value on a recurring basis    
Fair Value 169 178
Level 2 | Asset-backed securities    
Assets measured at fair value on a recurring basis    
Fair Value 136 193
Level 2 | Private-label CMO    
Assets measured at fair value on a recurring basis    
Fair Value 73 79
Level 2 | Other securities/sovereign debt    
Assets measured at fair value on a recurring basis    
Fair Value 10 10
Level 3    
Assets measured at fair value on a recurring basis    
Trading account assets 0 0
Fair Value 4,628 4,108
Other securities 0 0
Loans held for sale 0 0
Loans Accounted for Under FVO 62 62
MSRs 752 593
Gross amounts of recognized assets 12 8
Assets held in trust for deferred compensation plans 0 0
Liabilities measured at fair value on a recurring basis    
Short-term borrowings 0 0
Long-term debt 0 0
Gross amounts of recognized liabilities 3 5
Level 3 | U.S. Treasury    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 3 | Residential MBS    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 3 | Residential CMO    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 3 | Commercial MBS    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 3 | Other agencies    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 3 | Municipal securities    
Assets measured at fair value on a recurring basis    
Fair Value 4,565 4,061
Level 3 | Corporate debt    
Assets measured at fair value on a recurring basis    
Fair Value 0 0
Level 3 | Asset-backed securities    
Assets measured at fair value on a recurring basis    
Fair Value 43 28
Level 3 | Private-label CMO    
Assets measured at fair value on a recurring basis    
Fair Value 20 19
Level 3 | Other securities/sovereign debt    
Assets measured at fair value on a recurring basis    
Fair Value $ 0 $ 0