Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands		12 Months Ended
		Dec. 31, 2023		Dec. 31, 2022	Dec. 31, 2021	Sep. 26, 2023
Earnings Per Share [Abstract]
Stock dividend, percent		300.00%	[1]	300.00%	300.00%	300.00%
Net Income		$ 30,075		$ 48,799	$ 49,857
Weighted Average Shares - Basic (in shares)	[2]	17,037		17,008	16,994
Earnings Per Share - Basic (in dollars per share)	[2]	$ 1.77		$ 2.86	$ 2.93
Dilutive Average Shares Attributable to Stock Options (in shares)		0		51	58
Weighted Average Shares - Diluted (in shares)	[2]	17,037		17,059	17,052
Earnings Per Share - Diluted (in dollars per share)	[2]	$ 1.77		$ 2.86	$ 2.92

[1] Included in the shares issued for the 3% stock dividend in 2023 were treasury shares of 146,128.

[2] Share and Per Share Amounts have been restated for the September 26, 2023 3% stock dividend.