CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Statement of Financial Position [Abstract]
Held-to-maturity securities	$ 314,398	$ 321,702
Available-for-sale, amortized cost	$ 496,791	$ 426,512
Common stock, par value (in dollars per share)	$ 1.00	$ 1.00
Common stock, authorized (in shares)	40,000,000	40,000,000
Common stock, issued (in shares)	25,816,654	23,567,094
Common stock, outstanding (in shares)	25,296,763	23,047,203
Treasury stock (in shares)	519,891	519,891