Net Interest Income (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Interest income: | ||||
| Interest-bearing deposits with banks | $ 746 | $ 792 | $ 1,442 | $ 1,561 |
| Investment securities: | ||||
| Investment securities available-for-sale | 739 | 753 | 1,445 | 1,477 |
| Investment securities held-to-maturity | 200 | 234 | 408 | 475 |
| Total investment securities | 939 | 987 | 1,853 | 1,952 |
| Securities purchased under resale agreements | 151 | 179 | 303 | 344 |
| Trading account assets | 2 | 0 | 3 | 0 |
| Loans | 580 | 574 | 1,122 | 1,130 |
| Other interest-earning assets | 425 | 523 | 771 | 990 |
| Total interest income | 2,843 | 3,055 | 5,494 | 5,977 |
| Interest expense: | ||||
| Interest-bearing deposits | 1,473 | 1,693 | 2,827 | 3,259 |
| Securities sold under repurchase agreements | 1 | 35 | 3 | 86 |
| Other short-term borrowings | 40 | 114 | 78 | 250 |
| Long-term debt | 296 | 322 | 582 | 619 |
| Other interest-bearing liabilities | 173 | 162 | 309 | 320 |
| Total interest expense | 1,983 | 2,326 | 3,799 | 4,534 |
| Net interest income | $ 860 | $ 729 | $ 1,695 | $ 1,443 |
| X | ||||||||||
- Definition Other interest-earning assets No definition available.
|
| X | ||||||||||
- Definition Interest Income [Abstract] No definition available.
|
| X | ||||||||||
- Definition Interest Income, Investment Securities No definition available.
|
| X | ||||||||||
- Definition Interest Income, Investment Securities [Abstract] No definition available.
|
| X | ||||||||||
- Definition Interest Income Investment Securities Available for Sale No definition available.
|
| X | ||||||||||
- Definition Interest Income Investment Securities Held to Maturity No definition available.
|
| X | ||||||||||
- Definition Other interest-earning liabilities No definition available.
|
| X | ||||||||||
- Definition Interest and fee income generated by loans the Entity intends and has the ability to hold for the foreseeable future, or until maturity or payoff, including commercial and consumer loans, whether domestic or foreign, which may consist of: (1) industrial and agricultural; (2) real estate; and (3) real estate construction loans; (4) trade financing; (5) lease financing; (6) home equity lines-of-credit; (7) automobile and other vehicle loans; and (8) credit card and other revolving-type loans. Also includes interest income for leases held by the Entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Aggregate amount of interest expense on all deposits. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Aggregate amount of interest paid or due on all long-term debt. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of interest expense classified as operating. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Gross expenses on securities sold coupled with an agreement to repurchase the same from the same counterparty at a fixed or determinable price within a fixed or variable time period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The aggregate interest expense incurred on short-term borrowings including commercial paper and Federal funds purchased and securities sold under agreements to repurchase. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of interest income, amortization of premium and accretion of discount, on investment in debt security measured at fair value with change in fair value recognized in net income (trading); classified as operating. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Interest income derived from funds deposited with both domestic and foreign financial institutions including funds in money market and other accounts. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of interest income (expense) classified as operating. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Interest income derived from securities purchased under agreements to resell. The difference in the price at which the institution buys the securities and resells the securities represents interest for the use of the funds by the other party. Most repurchase and sale agreements involve obligations of the federal government or its agencies, but other financial instruments, such as commercial paper, banker's acceptances and negotiable certificates of deposits are sometimes used in such transactions. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|