EARNINGS PER COMMON SHARE - Computation of earnings per share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Numerator:
Net income available for common shareholders	$ 2,515	$ 3,820
Denominator:
Basic weighted average shares (in shares)	9,621,309	9,503,715
Earnings per common share - basic (in dollars per share)	$ 0.26	$ 0.40
Numerator:
Net income available for common shareholders	$ 2,515	$ 3,820
Denominator:
Basic weighted average shares (in shares)	9,621,309	9,503,715
Total diluted effect of common stock equivalents
Total diluted effect of common stock equivalents (in shares)	89,455	228,959
Diluted weighted average shares (in shares)	9,710,764	9,732,674
Earnings per common share - diluted (in dollars per share)	$ 0.26	$ 0.39
Stock options
Total diluted effect of common stock equivalents
Diluted effect of common stock equivalents (in shares)	0	16,023
Time Vesting Units
Total diluted effect of common stock equivalents
Diluted effect of common stock equivalents (in shares)	27,435	125,228
Financial Performance Units
Total diluted effect of common stock equivalents
Diluted effect of common stock equivalents (in shares)	62,020	87,708