EARNINGS PER SHARE ("EPS") (Details) - USD ($) $ / shares in Units, $ in Thousands		1 Months Ended	3 Months Ended		6 Months Ended
	Mar. 03, 2020	Jan. 31, 2020	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Basic earnings per common share
Net income			$ 6,541	$ 7,468	$ 13,753	$ 14,529
Less: Dividend on series B preferred stock			7	8	15	9
Net income available to common shareholders			$ 6,534	$ 7,460	$ 13,738	$ 14,520
Basic weighted-average common shares outstanding (in shares)			11,849,118	11,837,378	11,849,041	11,828,432
Basic earnings per common share (in dollars per share)			$ 0.55	$ 0.63	$ 1.16	$ 1.23
Diluted earnings per common share
Net income available to common shares			$ 6,534	$ 7,460	$ 13,738	$ 14,520
Add: Dividend on series B preferred stock			7	8	15	9
Net income available to diluted common shares			$ 6,541	$ 7,468	$ 13,753	$ 14,529
Basic weighted-average common shares outstanding (in shares)			11,849,118	11,837,378	11,849,041	11,828,432
Dilutive potential common shares (in shares)			128,479	173,381	143,858	178,654
Diluted weighted-average common shares outstanding (in shares)			11,977,597	12,010,759	11,992,899	12,007,086
Diluted earnings per common share (in dollars per share)			$ 0.55	$ 0.62	$ 1.15	$ 1.21
Common stock, dividend rate, percentage	10.00%	10.00%