PARENT COMPANY FINANCIAL STATEMENTS, Condensed Statement of Operations (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income [Abstract]
Interest and dividend income	$ 14,600	$ 14,865	$ 14,666	$ 14,210	$ 12,661	$ 13,782	$ 12,955	$ 13,013	$ 58,341	$ 52,411	$ 52,750
Expenses [Abstract]
Interest expense									4,643	4,031	4,336
Salaries and employee benefits									19,805	16,949	18,071
Occupancy and equipment expenses									6,266	5,201	5,013
Professional fees									784	664	762
Other expenses									4,274	3,773	3,798
Income before income taxes									18,944	19,349	20,320
Income tax (benefit)									6,770	6,903	7,170
Net income	$ 3,407	$ 3,164	$ 2,624	$ 2,979	$ 2,852	$ 3,325	$ 3,127	$ 3,142	12,174	12,446	13,150
Preferred stock dividends and accretion									0	0	(598)
Net income available to common stockholders									12,174	12,446	12,552
Parent Company [Member]
Income [Abstract]
Dividends from subsidiaries									10,840	13,390	14,340
Interest and dividend income									9	2	6
Other income									1,766	1,565	2,364
Total income									12,615	14,957	16,710
Expenses [Abstract]
Interest expense									401	494	550
Salaries and employee benefits									2,744	2,703	2,814
Occupancy and equipment expenses									302	268	272
Professional fees									307	264	337
Other expenses									917	523	509
Total expenses									4,671	4,252	4,482
Income before income taxes									7,944	10,705	12,228
Income tax (benefit)									(988)	(875)	(728)
Income before equity in undistributed income of subsidiaries									8,932	11,580	12,956
Equity in undistributed income of subsidiaries									3,242	866	194
Net income									12,174	12,446	13,150
Preferred stock dividends and accretion									0	0	(598)
Net income available to common stockholders									$ 12,174	$ 12,446	$ 12,552