INVESTMENT SECURITIES (Details 2) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015	Sep. 30, 2015
Schedule of Available-for-sale Securities [Line Items]
Less Than 12 Months, Fair Value	$ 74,330	$ 293,889	$ 242,672
12 Months or More, Fair Value	14,640	46,465	46,144
Total Fair Value	88,970	340,354	288,816
Less Than 12 Months, Unrealized Losses	(217)	(2,204)	(1,500)
12 Months or More, Unrealized Losses	(148)	(1,008)	(1,054)
Total Unrealized Losses	(365)	(3,212)	(2,554)
US Government Agencies [Member]
Schedule of Available-for-sale Securities [Line Items]
Less Than 12 Months, Fair Value	0	9,932	0
12 Months or More, Fair Value	0	4,958	4,985
Total Fair Value	0	14,890	4,985
Less Than 12 Months, Unrealized Losses	0	(27)	0
12 Months or More, Unrealized Losses	0	(42)	(15)
Total Unrealized Losses	0	(69)	(15)
State, county and municipal securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less Than 12 Months, Fair Value	4,398	19,293	28,339
12 Months or More, Fair Value	1,634	11,557	10,451
Total Fair Value	6,032	30,850	38,790
Less Than 12 Months, Unrealized Losses	(17)	(199)	(297)
12 Months or More, Unrealized Losses	(11)	(212)	(222)
Total Unrealized Losses	(28)	(411)	(519)
Corporate Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less Than 12 Months, Fair Value	3,012	1,383	894
12 Months or More, Fair Value	487	0	0
Total Fair Value	3,499	1,383	894
Less Than 12 Months, Unrealized Losses	(5)	(28)	(19)
12 Months or More, Unrealized Losses	(15)	0	0
Total Unrealized Losses	(20)	(28)	(19)
Mortgage-Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Less Than 12 Months, Fair Value	66,920	263,281	213,439
12 Months or More, Fair Value	12,519	29,950	30,708
Total Fair Value	79,439	293,231	244,147
Less Than 12 Months, Unrealized Losses	(195)	(1,950)	(1,184)
12 Months or More, Unrealized Losses	(122)	(754)	(817)
Total Unrealized Losses	$ (317)	$ (2,704)	$ (2,001)