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Securities Sold Under Repurchase Agreements (Tables) | 12 Months Ended
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Dec. 31, 2023
Securities Sold Under Repurchase Agreements |
Schedule of repurchase agreements | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Collateral Securities | ​ | Repurchase Borrowing |
​ | ​ | Book Value of | ​ | Fair Value of | ​ | Balance of | ​ | Weighted Average |
​ | ​ | Securities Sold | ​ | Securities Sold | ​ | Liability | ​ | Interest Rate |
​ | ​ | (Dollars in Thousands) |
December 31, 2023 term: |  | ​ |  |  | ​ |  |  | ​ |  |  |  | ​
Overnight agreements | ​ | $ | 667,647 | ​ | $ | 587,673 | ​ | $ | 518,650 |  | 3.76 | %
1 to 29 days | ​ |  | 24,842 | ​ |  | 20,454 | ​ |  | 10,696 |  | 4.50 | ​
30 to 90 days | ​ |  | — | ​ |  | — | ​ |  | — |  | — | ​
Over 90 days | ​ |  | 1,623 | ​ |  | 1,574 | ​ |  | 1,070 |  | 4.00 | ​
Total | ​ | $ | 694,112 | ​ | $ | 609,701 | ​ | $ | 530,416 |  | 3.78 | %
December 31, 2022 term: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Overnight agreements | ​ | $ | 664,491 | ​ | $ | 559,637 | ​ | $ | 419,703 |  | 1.61 | %
1 to 29 days | ​ |  | — | ​ |  | — | ​ |  | — |  | — | ​
30 to 90 days | ​ |  | — | ​ |  | — | ​ |  | — |  | — | ​
Over 90 days | ​ |  | 20,852 | ​ |  | 16,968 | ​ |  | 11,488 |  | 1.32 | ​
Total | ​ | $ | 685,343 | ​ | $ | 576,605 | ​ | $ | 431,191 |  | 1.60 | %

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- Definition The entire disclosure for repurchase agreements. + References No definition available. + Details
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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
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