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Short-term Borrowings (Tables) | 12 Months Ended
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Dec. 31, 2021
Short-term Debt [Abstract] |
Summary of Short-Term Borrowings | Short-term borrowings at December 31 were as follows:
| 2021 |  | 2020 |  | 2019
| Ending Balance |  | Average Balance |  | Average Rate |  | Ending Balance |  | Average Balance |  | Average Rate |  | Ending Balance |  | Average Balance |  | Average Rate
| (dollars in thousands)
Federal funds purchased | $ | — |  |  | $ | — |  |  | — | % |  | $ | — |  |  | $ | 4,147 |  |  | 1.06 | % |  | $ | — |  |  | $ | 8,069 |  |  | 2.53 | %
Borrowings from FHLB | — |  |  | — |  |  | — |  |  | — |  |  | 28,252 |  |  | 1.54 |  |  | 136,200 |  |  | 278,930 |  |  | 2.62 |
Securities sold under agreements to repurchase | 138,315 |  |  | 119,801 |  |  | 0.08 |  |  | 117,373 |  |  | 110,235 |  |  | 0.21 |  |  | 65,653 |  |  | 104,548 |  |  | 0.75 |
Total | $ | 138,315 |  |  | $ | 119,801 |  |  | 0.08 |  |  | $ | 117,373 |  |  | $ | 142,634 |  |  | 0.49 |  |  | $ | 201,853 |  |  | $ | 391,547 |  |  | 2.12 |
Maximum total at any month-end | $ | 138,315 |  |  |  |  |  |  | $ | 248,471 |  |  |  |  |  |  | $ | 670,831 |  |  |  |  |
Weighted average rate at year-end |  |  |  |  | 0.06 | % |  |  |  |  |  | 0.10 | % |  |  |  |  |  | 1.41 | %
Interest Expense on Short-Term Borrowings | Interest expense on short-term borrowings for the years ended December 31 is detailed below:
| 2021 |  | 2020 |  | 2019
| (dollars in thousands)
Federal funds purchased | $ | — |  |  | $ | 44 |  |  | $ | 204 |
Borrowings from FHLB | — |  |  | 434 |  |  | 7,313 |
Securities sold under agreements to repurchase | 99 |  |  | 226 |  |  | 781 |
Total interest on short-term borrowings | $ | 99 |  |  | $ | 704 |  |  | $ | 8,298 |

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- Definition Tabular disclosure of short-term debt arrangements (having initial terms of repayment within one year or the normal operating cycle, if longer) including: (1) description of the short-term debt arrangement; (2) identification of the lender or type of lender; (3) repayment terms; (4) weighted average interest rate; (5) carrying amount of funds borrowed under the specified short-term debt arrangement as of the balance sheet date; (6) description of the refinancing of a short-term obligation when that obligation is excluded from current liabilities in the balance sheet; and (7) amount of a short-term obligation that has been excluded from current liabilities in the balance sheet because of a refinancing of the obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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