PARENT COMPANY FINANCIAL INFORMATION (Condensed Cash Flow, Parent Only) (Details) - USD ($) $ in Thousands	3 Months Ended												12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	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, 2017	Dec. 31, 2016	Dec. 31, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 2,698	$ 3,412	$ 2,352	$ 2,800	$ 2,495	$ 2,411	$ 2,272	$ 2,460	$ 2,163	$ 1,909	$ 1,627	$ 1,409	$ 11,262	$ 9,638	$ 7,108
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Stock-based compensation expense													1,055	334	283
Net (increase) decrease in other assets													(3,330)	(98)	(870)
Net increase (decrease) in other liabilities													331	(729)	(15)
Net cash provided by operating activities													17,436	19,022	15,118
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from maturities and principal payments of investment securities available for sale													46,484	59,989	68,395
Purchases of premises and equipment													(1,259)	(699)	(1,518)
Net cash used in investing activities													(70,217)	(33,734)	(65,348)
CASH FLOWS FROM FINANCING ACTIVITIES:
Short-term borrowings													18,531	(3,469)	1,864
Proceeds from the issuance of common stock														53
Common stock dividends paid													(2,790)	(1,771)	(506)
Net cash used in financing activities													8,663	16,839	27,818
NET DECREASE IN CASH AND CASH EQUIVALENTS													(44,118)	2,127	(22,412)
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR				75,938				73,811				96,223	75,938	73,811	96,223
CASH AND CASH EQUIVALENTS AT END OF YEAR	31,820				75,938				73,811				31,820	75,938	73,811
Parent Company [Member]
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)													11,262	9,638	7,108
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Equity in undistributed net (income) loss of subsidiaries													(10,524)	(8,520)	(6,184)
Depreciation and amortization													452	288	336
Stock-based compensation expense													1,055	334	283
Net (increase) decrease in other assets													843	(669)	(1,108)
Net increase (decrease) in other liabilities													(806)	533	328
Net cash provided by operating activities													2,282	1,604	763
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from maturities and principal payments of investment securities available for sale													534	2,171	1,418
Purchases of securities														(2,032)	(4,054)
Purchases of premises and equipment													(148)	(175)	(672)
Cash received from merged subsidiary															3,349
Payments for investment in and advances to subsidiary													(267)
Net cash used in investing activities													119	(36)	41
CASH FLOWS FROM FINANCING ACTIVITIES:
Short-term borrowings													666
Repayment of long-term debt													(843)	(500)	(500)
Proceeds from the issuance of common stock														53
Common stock dividends paid													(2,790)	(1,771)	(506)
Net cash used in financing activities													(2,967)	(2,218)	(1,006)
NET DECREASE IN CASH AND CASH EQUIVALENTS													(566)	(650)	(202)
CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR				$ 1,249				$ 1,899				$ 2,101	1,249	1,899	2,101
CASH AND CASH EQUIVALENTS AT END OF YEAR	$ 683				$ 1,249				$ 1,899				683	$ 1,249	$ 1,899
Supplemental Cash Flow Information [Abstract]
Transfer of available for sale securities to banking subsidiary													$ 10,233