Derivative Instruments - Effect of Fair Value Hedge Accounting (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Derivative [Line Items] | ||
| Mortgage loans | $ 38,905 | $ 37,399 |
| Interest Expense: Long-Term Debt | (32,830) | (31,910) |
| Interest rate risk on held-for-investment mortgage loan | Interest Income | ||
| Derivative [Line Items] | ||
| Hedged items | (208) | 436 |
| Discontinued hedge related basis adjustment amortization | 5 | 16 |
| Derivatives designated as hedging instruments | 197 | (441) |
| Interest accruals on hedging instruments | 11 | 56 |
| Gains (losses) recognized in net interest income on fair value hedging relationships | 5 | 67 |
| Interest rate risk on debt | Interest Expense | ||
| Derivative [Line Items] | ||
| Hedged items | 117 | (212) |
| Discontinued hedge related basis adjustment amortization | (165) | (226) |
| Derivatives designated as hedging instruments | (122) | 216 |
| Interest accruals on hedging instruments | (8) | (23) |
| Gains (losses) recognized in net interest income on fair value hedging relationships | $ (178) | $ (245) |
| X | ||||||||||
- Definition Discontinued hedge related basis adjustment amortization No definition available.
|
| X | ||||||||||
- Definition Interest Accruals On Hedging Instruments No definition available.
|
| X | ||||||||||
- Definition Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Total amount of gain (loss) derived from fair value hedges recognized in earnings in the period. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition The aggregate interest and fee income generated by: (1) loans the Entity has positive intent and 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: (a) industrial and agricultural; (b) real estate; and (c) real estate construction loans; (d) trade financing; (e) lease financing; (f) home equity lines-of-credit; (g) automobile and other vehicle loans; and (h) credit card and other revolving-type loans and (2) loans and leases held-for-sale which may include mortgage loans, direct financing, and sales-type leases. 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 | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|