Shareholders' Equity - Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Equity [Abstract]
Net income	$ 25,536	$ 26,645	$ 28,401
Weighted average shares outstanding	11,728,858	11,715,376	12,237,424
Net income per common share (in dollars per share)	$ 2.17	$ 2.27	$ 2.32
Effect of dilutive stock options and warrants	24,014	23,698	44,508
Weighted average shares of common stock and common stock equivalents	11,752,872	11,739,074	12,281,932
Net income per diluted common share (in dollars per share)	$ 2.17	$ 2.27	$ 2.31
Antidilutive options and warrants excluded from computation of earnings per share	0	0	0