Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($)	Mar. 31, 2025	Dec. 31, 2024
Statement of Financial Position [Abstract]
Held-to-maturity, fair value	$ 172,478,000	$ 172,603,000
Held-to-maturity, credit loss allowance	$ 0	$ 0
Common stock, par value	$ 6.25	$ 6.25
Common stock, authorized shares	9,000,000	9,000,000
Common stock, shares issued	2,980,602	2,980,602
Common stock, shares outstanding	2,641,547	2,650,089
Treasury stock, at cost	339,055	330,513