Securities - Narrative (Details) - USD ($) $ in Millions |
Sep. 30, 2024 |
Dec. 31, 2023 |
|---|---|---|
| Investments, Debt And Equity Securities [Line Items] | ||
| Equity securities, fair value | $ 247 | $ 251 |
| Equity securities, cost | 460 | 377 |
| Time deposits placed and other short-term investments | 1,200 | 1,200 |
| AFS securities | ||
| Investments, Debt And Equity Securities [Line Items] | ||
| Accumulated net unrealized loss on AFS debt securities | 2,300 | |
| Accumulated other comprehensive income benefit | 793 | |
| U.S. Agency And U.S. Treasury Securities | ||
| Investments, Debt And Equity Securities [Line Items] | ||
| AFS and HTM debt securities | 849,300 | 824,900 |
| All Non U.S. Agency And Non U.S. Treasury Securities | ||
| Investments, Debt And Equity Securities [Line Items] | ||
| AFS and HTM debt securities | $ 37,200 | $ 40,200 |
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- Definition Accumulated Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Benefit (Expense), Tax No definition available.
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- Definition Debt Securities, Available-For-Sale And Held-To-Maturity, Excluding Accrued Interest No definition available.
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- Definition Investments, Debt And Equity Securities No definition available.
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- Definition Time Deposits Placed And Other Short-Term Investments, Fair Value Disclosure No definition available.
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- Definition Amount, after tax, of accumulated unrealized gain (loss) on 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 Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Cost of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Excludes equity method investment and investment in equity security without readily determinable fair value. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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