Debt Securities (Narrative) (Details) $ in Millions |
Mar. 31, 2026
USD ($)
security
|
Dec. 31, 2025
USD ($)
security
|
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| Debt Securities, Available-for-sale [Line Items] | ||
| Debt securities available for sale | $ 27,419 | $ 27,560 |
| Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security | 1,132 | 1,058 |
| Asset Pledged as Collateral | ||
| Debt Securities, Available-for-sale [Line Items] | ||
| Debt securities available for sale | $ 21,600 | $ 20,900 |
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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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- 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/2003/role/disclosureRef
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- Details
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