EARNINGS PER COMMON SHARE - Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Basic:
Income from continuing operations	$ 1,417	$ 392	$ 2,284	$ 282
Loss from discontinued operations	(32)	(674)	(160)	(551)
Net income (loss)	1,385	(282)	2,124	(269)
Less: Preferred stock dividends	208	208	416	416
Net income available to (loss attributable to) common shareholders, basic	$ 1,177	$ (490)	$ 1,708	$ (685)
Weighted average common shares outstanding (in shares)	4,103,788	4,014,445	4,092,299	4,009,002
Basic earnings (loss) per common share, Continuing operations (in dollars per share)	$ 0.30	$ 0.05	$ 0.46	$ (0.03)
Basic earnings (loss) per common share, Discontinued operations (in dollars per share)	(0.01)	(0.17)	(0.04)	(0.14)
Total basic earnings (loss) per common share (in dollars per share)	$ 0.29	$ (0.12)	$ 0.42	$ (0.17)
Diluted:
Income from continuing operations	$ 1,417	$ 392	$ 2,284	$ 282
Loss from discontinued operations	(32)	(674)	(160)	(551)
Net income (loss)	1,385	(282)	2,124	(269)
Less: Preferred stock dividends	208	208	416	416
Add: Series B preferred stock dividends	64	0	0	0
Net income available to (loss attributable to) common shareholders, diluted	$ 1,241	$ (490)	$ 1,708	$ (685)
Weighted average common shares outstanding for basic earnings per common share (in shares)	4,103,788	4,014,445	4,092,299	4,009,002
Add: Dilutive effects of conversion of Series B preferred stock to common stock (in shares)	161,713	0	0	0
Add: Dilutive effects of assumed exercises of stock options and warrants (in shares)	0	0	0	0
Average shares and dilutive potential common shares (in shares)	4,265,501	4,014,445	4,092,299	4,009,002
Diluted earnings (loss) per common share, Continuing operations (in dollars per share)	$ 0.30	$ 0.05	$ 0.46	$ (0.03)
Diluted earnings (loss) per common share, Discontinued operations (in dollars per share)	(0.01)	(0.17)	(0.04)	(0.14)
Total diluted earnings (loss) per common share (in dollars per share)	$ 0.29	$ (0.12)	$ 0.42	$ (0.17)