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Investment Securities - Contractual Maturities and Weighted-Average Yields of Securities (Details) - USD ($) $ in Millions | 9 Months Ended |
--- | --- | ---
Sep. 30, 2024 | Dec. 31, 2023
Fair value of securities available for sale: |  |
Due in 1 Year or Less | $ 4,194 |
Due > 1 Year through 5 Years | 6,875 |
Due > 5 Years through 10 Years | 5,330 |
Due > 10 Years | 67,101 |
Total | 83,500 | $ 79,117
Amortized cost of securities available for sale |  |
Due in 1 Year or Less | 4,204 |
Due > 1 Year through 5 Years | 6,980 |
Due > 5 Years through 10 Years | 5,569 |
Due > 10 Years | 74,018 |
Total | $ 90,771 | 88,063
Weighted-average yield for securities available for sale |  |
Due in 1 Year or Less | 4.74% |
Due > 1 Year through 5 Years | 4.07% |
Due > 5 Years through 10 Years | 3.89% |
Due > 10 Years | 3.16% |
Total | 3.35% |
U.S. Treasury securities |  |
Fair value of securities available for sale: |  |
Due in 1 Year or Less | $ 3,334 |
Due > 1 Year through 5 Years | 1,254 |
Due > 5 Years through 10 Years | 1,444 |
Due > 10 Years | 0 |
Total | 6,032 | 5,282
Amortized cost of securities available for sale |  |
Total | 6,035 | 5,330
RMBS, Agency |  |
Fair value of securities available for sale: |  |
Due in 1 Year or Less | 1 |
Due > 1 Year through 5 Years | 74 |
Due > 5 Years through 10 Years | 1,099 |
Due > 10 Years | 64,477 |
Total | 65,651 | 62,948
Amortized cost of securities available for sale |  |
Total | 72,576 | 71,294
RMBS, Non-agency |  |
Fair value of securities available for sale: |  |
Due in 1 Year or Less | 0 |
Due > 1 Year through 5 Years | 0 |
Due > 5 Years through 10 Years | 12 |
Due > 10 Years | 644 |
Total | 656 | 690
Amortized cost of securities available for sale |  |
Total | 576 | 610
Total RMBS |  |
Fair value of securities available for sale: |  |
Due in 1 Year or Less | 1 |
Due > 1 Year through 5 Years | 74 |
Due > 5 Years through 10 Years | 1,111 |
Due > 10 Years | 65,121 |
Total | 66,307 | 63,638
Amortized cost of securities available for sale |  |
Total | $ 73,152 | 71,904
Weighted-average yield for securities available for sale |  |
Weighted-average expected life | 7 years 4 months 24 days |
Agency CMBS |  |
Fair value of securities available for sale: |  |
Due in 1 Year or Less | $ 515 |
Due > 1 Year through 5 Years | 2,930 |
Due > 5 Years through 10 Years | 2,758 |
Due > 10 Years | 1,980 |
Total | 8,183 | 8,323
Amortized cost of securities available for sale |  |
Total | $ 8,613 | 8,961
Weighted-average yield for securities available for sale |  |
Weighted-average expected life | 4 years 10 months 24 days |
Other securities |  |
Fair value of securities available for sale: |  |
Due in 1 Year or Less | $ 344 |
Due > 1 Year through 5 Years | 2,617 |
Due > 5 Years through 10 Years | 17 |
Due > 10 Years | 0 |
Total | 2,978 | 1,874
Amortized cost of securities available for sale |  |
Total | $ 2,971 | $ 1,868

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