Consolidated Balance Sheets (Unaudited) (Parentheticals) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	[1]
Debt Securities, Held-to-maturity, Fair Value	$ 87,029	$ 88,319
Preferred stock, par or stated value per share (in dollars per share)	$ 1	$ 1
Preferred stock, shares authorized (in shares)	250,000	250,000
Preferred stock, shares issued (in shares)	1,500	1,500
Common stock, par value (in dollars per share)	$ 2.5	$ 2.5
Common stock, shares authorized (in shares)	20,000,000	20,000,000
Common stock, shares issued (in shares)	14,686,738	14,683,457
Common stock, shares outstanding (in shares)	14,686,738	14,683,457

[1] Derived from audited consolidated financial statements.