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Securities - Summary of Amortized Cost of Available-for-Sale Securities by Contractual Maturity (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
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Available-for-Sale Debt Securities: |  |  |
Due within one year, fair value |  | $ 1,657 |
Due from one to five years, fair value |  | 804 |
Due from five to ten years, fair value |  | 1,656 |
Due after ten years, fair value |  | 4,943 |
Fair value |  | 9,060 | $ 5,780
Mortgage-Related Securities |  |  |
Available-for-Sale Debt Securities: |  |  |
Due within one year |  | 52 |
Due from one to five years |  | 195 |
Due from five to ten years |  | 277 |
Due after ten years |  | 4,718 |
Amortized Cost |  | 5,242 |
U.S. Government and GSE obligations |  |  |
Available-for-Sale Debt Securities: |  |  |
Due within one year |  | 1,588 |
Due from one to five years |  | 150 |
Due from five to ten years |  | 1,177 |
Due after ten years |  | 325 |
Amortized Cost |  | 3,240 |
State, County, and Municipal |  |  |
Available-for-Sale Debt Securities: |  |  |
Due within one year |  | 2 |
Due from five to ten years |  | 18 |
Due after ten years |  | 10 |
Amortized Cost |  | 30 |
Other Debt Securities |  |  |
Available-for-Sale Debt Securities: |  |  |
Due within one year | [1] | 20 |
Due from one to five years | [1] | 472 |
Due from five to ten years | [1] | 509 |
Due after ten years | [1] | 404 |
Amortized Cost | [1] | $ 1,405 |
[1] | Includes corporate bonds, capital trust notes, foreign notes, and asset-backed securities.

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