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Derivative Financial Instruments (Tables) | 12 Months Ended
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Dec. 31, 2023
Derivative Financial Instruments |
Schedule of key elements of derivative instruments other than forward sales of mortgage loans | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2023 |
​ |  | Notional |  | ​ |  | ​ |  |
(Dollars in thousands) | ​ | Amount | ​ | Assets | ​ | Liabilities | ​ |
Cash flow hedges: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Interest rate swap contracts | ​ | $ | 25,000 | ​ | $ | 1,415 | ​ | $ | — | ​ | ​
Not designated as hedges: | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ | ​
Customer-related interest rate swap contracts: | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ | ​
Matched interest rate swaps with borrower | ​ |  | 109,638 | ​ |  | 1,611 | ​ |  | 4,499 | ​ | ​
Matched interest rate swaps with counterparty | ​ | ​ | 109,638 | ​ | ​ | 4,499 | ​ | ​ | 1,611 | ​ | ​
Mortgage banking contracts: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
IRLCs | ​ | ​ | 26,152 | ​ | ​ | 335 | ​ | ​ | — | ​ | ​
​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2022 | ​
​ |  | Notional |  | ​ |  | ​ |  | ​
(Dollars in thousands) | ​ | Amount | ​ | Assets | ​ | Liabilities | ​ | ​
Cash flow hedges: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Interest rate swap contracts | ​ | $ | 25,000 | ​ | $ | 1,941 | ​ | $ | — | ​ | ​
Not designated as hedges: | ​ | ​ | ​ | ​ |  | ​ | ​ |  | ​ | ​ | ​
Customer-related interest rate swap contracts: | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ | ​
Matched interest rate swaps with borrower | ​ |  | 85,856 | ​ |  | — | ​ |  | 6,328 | ​ | ​
Matched interest rate swaps with counterparty | ​ | ​ | 85,856 | ​ | ​ | 6,328 | ​ | ​ | — | ​ | ​
Mortgage banking contracts: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
IRLCs | ​ | ​ | 42,284 | ​ | ​ | 391 | ​ | ​ | — | ​ | ​

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- Definition Tabular disclosure of pertinent information about a derivative or group of derivatives on a disaggregated basis, such as for individual instruments, or small groups of similar instruments. May include a combination of the type of instrument, risks being hedged, notional amount, hedge designation, related hedged item, inception date, maturity date, or other relevant item. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -SubTopic 10 -Topic 815 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-1A Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-1B Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-8 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4B Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-1 Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4 Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-5 Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4C + Details
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