FAIR VALUE, Carrying Amount and Estimated Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Financial assets [Abstract]
Securities available for sale	$ 278,466	$ 288,607
Carrying Amount [Member]
Financial assets [Abstract]
Cash and due from banks	78,005	97,163
Time deposits with other banks	2,582	2,332
Federal funds sold	4,658	7,555
Securities available for sale	278,466	288,607
Loans, net	1,036,948	1,013,987
Federal Home Loan Bank stock	3,185	3,200
Interest receivable	4,043	3,862
Financial liabilities [Abstract]
Deposits	(1,272,675)	(1,279,386)
Securities sold under agreements to repurchase	(23,310)	(23,820)
Other borrowed funds	(5,000)	(8,859)
Subordinated Debt	(5,376)	(5,343)
Interest payable	(393)	(364)
Fair Value [Member]
Financial assets [Abstract]
Cash and due from banks	78,005	97,163
Time deposits with other banks	2,581	2,352
Federal funds sold	4,658	7,555
Securities available for sale	278,466	288,607
Loans, net	1,016,723	1,004,388
Interest receivable	4,043	3,862
Financial liabilities [Abstract]
Deposits	(1,267,493)	(1,275,630)
Securities sold under agreements to repurchase	(23,310)	(23,820)
Other borrowed funds	(4,955)	(8,906)
Subordinated Debt	(5,439)	(5,341)
Interest payable	(393)	(364)
Fair Value [Member] | Level 1 [Member]
Financial assets [Abstract]
Cash and due from banks	78,005	97,163
Time deposits with other banks	0	0
Federal funds sold	4,658	7,555
Securities available for sale	0	0
Loans, net	0	0
Interest receivable	0	0
Financial liabilities [Abstract]
Deposits	(929,202)	(920,745)
Securities sold under agreements to repurchase	0	0
Other borrowed funds	0	0
Subordinated Debt	0	0
Interest payable	(7)	(7)
Fair Value [Member] | Level 2 [Member]
Financial assets [Abstract]
Cash and due from banks	0	0
Time deposits with other banks	2,581	2,352
Federal funds sold	0	0
Securities available for sale	278,466	288,607
Loans, net	0	0
Interest receivable	700	771
Financial liabilities [Abstract]
Deposits	(338,291)	(354,885)
Securities sold under agreements to repurchase	(23,310)	(23,820)
Other borrowed funds	(4,955)	(8,906)
Subordinated Debt	(5,439)	(5,341)
Interest payable	(386)	(357)
Fair Value [Member] | Level 3 [Member]
Financial assets [Abstract]
Cash and due from banks	0	0
Time deposits with other banks	0	0
Federal funds sold	0	0
Securities available for sale	0	0
Loans, net	1,016,723	1,004,388
Interest receivable	3,343	3,091
Financial liabilities [Abstract]
Deposits	0	0
Securities sold under agreements to repurchase	0	0
Other borrowed funds	0	0
Subordinated Debt	0	0
Interest payable	$ 0	$ 0