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Allowance for Credit Losses - Rollforward of the Reserve for Unfunded Commitments (Details) - Unfunded Commitments - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Reserve for unfunded commitments: |  |  |
Reserve for unfunded commitments, beginning balance | $ 35,605 | $ 33,835 | $ 30,322
Provision | (2,758) | 1,770 | 3,513
Reserve for unfunded commitments, ending balance | 32,847 | 35,605 | 33,835
Commercial and Industrial |  |  |
Reserve for unfunded commitments: |  |  |
Reserve for unfunded commitments, beginning balance | 9,116 | 7,811 | 8,615
Provision | (1,004) | 1,305 | (804)
Reserve for unfunded commitments, ending balance | 8,112 | 9,116 | 7,811
Commercial Real Estate |  |  |
Reserve for unfunded commitments: |  |  |
Reserve for unfunded commitments, beginning balance | 1,787 | 2,004 | 2,114
Provision | (784) | (217) | (110)
Reserve for unfunded commitments, ending balance | 1,003 | 1,787 | 2,004
Construction |  |  |
Reserve for unfunded commitments: |  |  |
Reserve for unfunded commitments, beginning balance | 8,048 | 7,470 | 8,963
Provision | (230) | 578 | (1,493)
Reserve for unfunded commitments, ending balance | 7,818 | 8,048 | 7,470
Residential mortgage |  |  |
Reserve for unfunded commitments: |  |  |
Reserve for unfunded commitments, beginning balance | 24 | 30 | 15
Provision | (21) | (6) | 15
Reserve for unfunded commitments, ending balance | 3 | 24 | 30
Home Equity Line |  |  |
Reserve for unfunded commitments: |  |  |
Reserve for unfunded commitments, beginning balance | 16,589 | 16,483 | 10,546
Provision | (696) | 106 | 5,937
Reserve for unfunded commitments, ending balance | 15,893 | 16,589 | 16,483
Consumer |  |  |
Reserve for unfunded commitments: |  |  |
Reserve for unfunded commitments, beginning balance | 41 | 37 | 69
Provision | (23) | 4 | (32)
Reserve for unfunded commitments, ending balance | $ 18 | $ 41 | $ 37

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- Definition Amount of expected credit loss for credit exposure on off-balance-sheet commitment, including but not limited to, loan commitment, standby letter of credit, financial guarantee not accounted for as insurance. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479344/326-20-45-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482454/460-10-45-1 + Details
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