Common Stock and Earnings per Share - Schedule of Calculations of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Basic:
Net income	$ 28,604	$ 25,176	$ 30,404
Weighted average common shares outstanding (in shares)	14,091,773	14,364,406	14,434,445
Basic Earnings Per Share (in dollars per share)	$ 2.03	$ 1.75	$ 2.11
Diluted:
Net income	$ 28,604	$ 25,176	$ 30,404
Weighted average common shares outstanding (in shares)	14,091,773	14,364,406	14,434,445
Effect of dilutive restricted stock, performance based restricted stock (“PBRS”), and SARs (in shares)	238,103	202,541	257,480
Weighted average common shares outstanding assuming dilution (in shares)	14,329,876	14,566,947	14,691,925
Diluted Earnings Per Share (in dollars per share)	$ 2.00	$ 1.73	$ 2.07