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CONSOLIDATED STATEMENTS OF CONDITION (UNAUDITED) (Parenthetical) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Statement of Financial Position [Abstract]    
Securities held to maturity, fair value $ 58,084 $ 59,057
Preferred stock, par value (in dollars per share) $ 2.50 $ 2.50
Preferred stock, shares authorized (in shares) 20,000,000 20,000,000
Preferred stock, shares outstanding (in shares) 0 0
Common stock, par value (in dollars per share) $ 2.50 $ 2.50
Common stock, shares authorized (in shares) 20,000,000 20,000,000
Common stock, shares issued (in shares) 8,928,441 8,896,119
Common stock, shares outstanding (in shares) 8,539,575 8,511,453
Treasury stock, shares (in shares) 388,866 384,666