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Short-term Borrowings | 12 Months Ended
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Dec. 31, 2024
Short-Term Debt [Abstract] |
Short-term Borrowings | SHORT-TERM BORROWINGS Federal funds purchased generally mature within one to four days from the transaction date. Other short-term borrowings, which may consist of borrowed securities and short-term notes, generally mature within one to 120 days from the transaction date. At December 31, 2024, there were no short-term borrowings outstanding. At December 31, 2023, other short-term borrowings totaled $3.6 billion and primarily consisted of advances from the FHLB of Dallas, Texas. At December 31, 2024, the Bank had pledged loans totaling $20.3 billion to the FRB, which provided for up to $16.8 billion of collateralized borrowing through the discount window. The following table provides a summary of short-term borrowings.
(dollar amounts in millions) | Federal Funds Purchased |  | Other Short-term Borrowings
December 31, 2024 |  |  |
Amount outstanding at year-end | $ | — |  |  | $ | — |
Weighted average interest rate at year-end | — | % |  | — | %
Maximum month-end balance during the year | $ | 37 |  |  | $ | 3,550 |
Average balance outstanding during the year | 8 |  |  | 829 |
Weighted average interest rate during the year | 5.28 | % |  | 5.74 | %
December 31, 2023 |  |  |
Amount outstanding at year-end | $ | 15 |  |  | $ | 3,550 |
Weighted average interest rate at year-end | 5.30 | % |  | 5.74 | %
Maximum month-end balance during the year | $ | 19 |  |  | $ | 11,000 |
Average balance outstanding during the year | 29 |  |  | 7,189 |
Weighted average interest rate during the year | 4.77 | % |  | 5.41 | %
December 31, 2022 |  |  |
Amount outstanding at year-end | $ | 11 |  |  | $ | 3,200 |
Weighted average interest rate at year-end | 4.32 | % |  | 4.54 | %
Maximum month-end balance during the year | $ | 1,106 |  |  | $ | 3,200 |
Average balance outstanding during the year | 82 |  |  | 354 |
Weighted average interest rate during the year | 3.28 | % |  | 4.08 | %

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- Definition The entire disclosure for short-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 470 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/470/tableOfContent + Details
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