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Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Statement of Comprehensive Income [Abstract] |  |  |
Unrealized gains (losses) arising during the period on available for sale securities, tax | $ (144) | $ 5,070 | $ 50
Reclassification adjustment for net gain on sales of available-for-sale securities included in net income, net of income tax benefit | 0 | 0 | 17
Unrealized holding losses arising during the period on interest rate derivatives used in cash flow hedges, income tax benefit | (236) | 0 | 0
Change in defined benefit plans, tax | 56 | 78 | (136)
Reclassification adjustment for settlement gains and activity related to benefit plans, tax | $ 5 | $ 2 | $ 12

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- Definition Amount, before reclassification, of tax expense (benefit) for gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-12 + Details
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