PER SHARE DATA (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Basic
Net Income (Loss)	$ 24,148	$ 26,618	$ 30,554
Less: Dividends and undistributed earnings allocated to participating securities	(186)	(237)	(241)
Net income attributable to common shares	$ 23,962	$ 26,381	$ 30,313
Basic weighted-average common shares outstanding (in shares)	15,241,859	15,455,432	15,765,639
Basic earnings per common share (in dollars per share)	$ 1.57	$ 1.71	$ 1.92
Diluted
Net income attributable to common shares	$ 23,962	$ 26,381	$ 30,313
Basic weighted-average common shares outstanding (in shares)	15,241,859	15,455,432	15,765,639
Dilutive effect of potential common stock arising from stock options (in shares)	0	3,099	6,316
Diluted weighted-average common shares outstanding (in shares)	15,241,859	15,458,531	15,771,955
Diluted earnings per common share (in dollars per share)	$ 1.57	$ 1.71	$ 1.92
Weighted-average nonvested restricted shares outstanding (in shares)	118,122	138,617	125,539
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)	8,963	0	0