Basis Of Presentation (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Basis Of Presentation [Abstract]
Weighted average shares outstanding (basic)	4,355	4,401	4,377	4,432
Impact of common stock equivalents	14	23	14	21
Weighted average shares outstanding (diluted)	4,369	4,424	4,391	4,453
Anti-dilutive options excluded from calculation	49	29	49	30
Net income	$ 3,859	$ 4,631	$ 10,127	$ 11,221
Basic earnings per share	$ 0.89	$ 1.05	$ 2.31	$ 2.53
Diluted earnings per share	$ 0.88	$ 1.05	$ 2.31	$ 2.52