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Mortgage Loan Servicing, Origination, and Loans Held for Sale (Tables) | 3 Months Ended
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Mar. 31, 2024
Mortgage Loan Servicing, Origination, and Loans Held for Sale |
Summary of changes in the fair value of MSRs and its offsetting hedge | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended | ​
(Dollars in thousands) |  | March 31, 2024 |  | March 31, 2023 |
Increase/(decrease) in fair value of MSRs | ​ | $ | 2,384 | ​ | $ | (1,290) | ​
Decay of MSRs | ​ |  | (1,442) | ​ |  | (1,409) | ​
(Loss) gain related to derivatives | ​ | ​ | (2,580) | ​ | ​ | 145 | ​
Net effect on Consolidated Statements of Income | ​ | $ | (1,638) | ​ | $ | (2,554) | ​
Schedule of characteristics and sensitivity analysis of the MSR | The characteristics and sensitivity analysis of the MSRs are included in the following table.
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, | ​ | ​ | December 31, | ​ | ​
(Dollars in thousands) |  | 2024 |  |  | 2023 |  |
Composition of residential loans serviced for others | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Fixed-rate mortgage loans | ​ | ​ | 100.0 | % | ​ | ​ | 100.0 | % | ​
Adjustable-rate mortgage loans | ​ | ​ | — | % | ​ | ​ | — | % | ​
Total | ​ | ​ | 100.0 | % | ​ | ​ | 100.0 | % | ​
Weighted average life | ​ | ​ | 8.04 | years | ​ | ​ | 8.03 | years | ​
Constant Prepayment rate (CPR) | ​ | ​ | 7.0 | % | ​ | ​ | 7.0 | % | ​
Estimated impact on fair value of a 10% increase | ​ | $ | (528) | ​ | ​ | $ | (522) | ​ | ​
Estimated impact on fair value of a 20% increase | ​ | ​ | (1,037) | ​ | ​ | ​ | (1,014) | ​ | ​
Estimated impact on fair value of a 10% decrease | ​ | ​ | 546 | ​ | ​ | ​ | 551 | ​ | ​
Estimated impact on fair value of a 20% decrease | ​ | ​ | 1,106 | ​ | ​ | ​ | 1,128 | ​ | ​
Weighted average discount rate | ​ | ​ | 10.8 | % | ​ | ​ | 10.7 | % | ​
Estimated impact on fair value of a 10% increase | ​ | $ | (3,192) | ​ | ​ | $ | (3,270) | ​ | ​
Estimated impact on fair value of a 20% increase | ​ | ​ | (6,377) | ​ | ​ | ​ | (6,458) | ​ | ​
Estimated impact on fair value of a 10% decrease | ​ | ​ | 3,061 | ​ | ​ | ​ | 3,242 | ​ | ​
Estimated impact on fair value of a 20% decrease | ​ | ​ | 5,804 | ​ | ​ | ​ | 6,283 | ​ | ​
Effect on fair value due to change in interest rates | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
25 basis point increase | ​ | $ | 1,595 | ​ | ​ | $ | 1,647 | ​ | ​
50 basis point increase | ​ | ​ | 3,044 | ​ | ​ | ​ | 3,189 | ​ | ​
25 basis point decrease | ​ | ​ | (1,729) | ​ | ​ | ​ | (1,723) | ​ | ​
50 basis point decrease | ​ | ​ | (3,548) | ​ | ​ | ​ | (3,501) | ​ | ​

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- Definition Tabular disclosure of changes in the fair value of Mortgage Servicing Rights (MSRs) and its offsetting hedge. + References No definition available. + Details
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- Definition Tabular disclosure related to composition of residential mortgages serviced for others, characteristics and sensitivity analysis of the mortgage servicing rights. + References No definition available. + Details
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