INVESTMENT SECURITIES, Amortized Cost, Estimated Values and Gross Unrealized Gains and Losses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
INVESTMENT SECURITIES [Abstract]
Investment securities transferred from available for sale to held to maturity, fair value	$ 0	$ 0	$ 48,147
Investment securities transferred from available for sale to held to maturity, unrealized gain (loss)			$ (3,200)
Available-for-sale [Abstract]
Total securities available for sale	179,070	244,706
Gross Unrealized Gains	1,926	4,510
Gross Unrealized Losses	(1,754)	(2,117)
Fair value	179,242	247,099
Held-to-maturity [Abstract]
Amortized Cost	18,780	61,309
Gross Unrealized Gains	479	1,993
Gross Unrealized Losses	0	(30)
Fair Value	19,259	63,272
Total investment securities [Abstract]
Total Amortized Cost	197,850	306,015
Total Gross Unrealized Gains	2,405	6,503
Total Gross Unrealized Losses	(1,754)	(2,147)
Total Fair Value	198,501	310,371
US Government Agency Securities [Member]
Available-for-sale [Abstract]
Total securities available for sale	0	28,977
Gross Unrealized Gains	0	2
Gross Unrealized Losses	0	(463)
Fair value	0	28,516
Obligations of States and Political Subdivisions [Member]
Available-for-sale [Abstract]
Total securities available for sale	63,447	100,215
Gross Unrealized Gains	1,847	4,467
Gross Unrealized Losses	0	0
Fair value	65,294	104,682
Collateralized Mortgage Obligations [Member]
Available-for-sale [Abstract]
Total securities available for sale	17,854	15,795
Gross Unrealized Gains	0	2
Gross Unrealized Losses	(402)	(248)
Fair value	17,452	15,549
Mortgage-Backed Securities [Member]
Available-for-sale [Abstract]
Total securities available for sale	88,769	93,719
Gross Unrealized Gains	79	39
Gross Unrealized Losses	(887)	(1,316)
Fair value	87,961	92,442
Corporate Bond Securities [Member]
Available-for-sale [Abstract]
Total securities available for sale	9,000	6,000
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(465)	(90)
Fair value	8,535	5,910
US Government Agency Securities [Member]
Held-to-maturity [Abstract]
Amortized Cost	2,380	43,570
Gross Unrealized Gains	88	1,450
Gross Unrealized Losses	0	0
Fair Value	2,468	45,020
Obligations of States and Political Subdivisions [Member]
Held-to-maturity [Abstract]
Amortized Cost	10,400	11,739
Gross Unrealized Gains	278	536
Gross Unrealized Losses	0	0
Fair Value	10,678	12,275
Corporate Bond Securities [Member]
Held-to-maturity [Abstract]
Amortized Cost	6,000	6,000
Gross Unrealized Gains	113	7
Gross Unrealized Losses	0	(30)
Fair Value	$ 6,113	$ 5,977