Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Statement of Financial Position [Abstract]
Investment securities, available for sale, allowance	$ 0	$ 310
Investment securities held to maturity, fair value	702,563	760,455
Investment securities held to maturity, allowance	$ 146	$ 107
Common stock, par value (in dollars per share)	$ 0	$ 0
Common stock, shares authorized (in shares)	100,000,000	100,000,000
Common stock, shares issued (in shares)	65,161,310	65,002,738
Common stock, shares outstanding (in shares)	65,030,275	64,871,703
Treasury stock (in shares)	131,035	131,035