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Consolidated Statements of Comprehensive Income (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Statement of Comprehensive Income [Abstract]        
Unrealized gains (losses) arising during period on available for sale securities, income tax (cost) benefit $ 867 $ 1,279 $ 341 $ 2,669
Unrealized holding losses arising during the period on interest rate derivatives used in cash flow hedges, income tax benefit (754) 0 (720) 0
Change in defined benefit plans, expense (benefit) 1 0 0 (33)
Reclassification adjustment for settlement losses and other activity related to benefit plans, benefit (expense) $ 0 $ 0 $ 3 $ 0