Earnings Per Common Share and Share Awards Computation Of Basic And Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Earnings Per Share [Abstract]
Net Income	$ 21,686	$ 23,903
Weighted Average Shares Outstanding – Basic	1,893	1,897
Incremental shares outstanding assuming the exercise of dilutive SARs (share-settled)	0	1
Weighted average common shares outstanding – Diluted	1,893	1,898
Basic Earnings per Common Share	$ 11.45	$ 12.60
Diluted Earnings per Common Share	$ 11.45	$ 12.59