IMPAIRED LOANS AND ALLOWANCE FOR LOAN LOSSES - Activity in Allowance for Loan Losses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Allowance for Loan Losses:
Beginning Balance	$ 19,724	$ 17,628	$ 19,128	$ 17,007
Provision for Loan Losses	662	855	861	1,288
Charge-Offs	(122)	(635)	(494)	(1,218)
Recoveries	461	850	1,230	1,650
Net (Charge-Offs) Recoveries	339	215	736	432
Ending Balance	20,725	18,579	20,725	18,579
Construction and Land Development [Member]
Allowance for Loan Losses:
Beginning Balance	1,285	842	1,151	722
Provision for Loan Losses	(239)	(101)	(180)	19
Charge-Offs	0	(19)	0	(66)
Recoveries	114	165	189	212
Net (Charge-Offs) Recoveries	114	146	189	146
Ending Balance	1,160	887	1,160	887
Commercial Real Estate [Member]
Allowance for Loan Losses:
Beginning Balance	6,677	4,827	6,756	4,528
Provision for Loan Losses	495	535	510	765
Charge-Offs	(3)	(146)	(176)	(302)
Recoveries	23	62	102	287
Net (Charge-Offs) Recoveries	20	(84)	(74)	(15)
Ending Balance	7,192	5,278	7,192	5,278
Residential Real Estate [Member]
Allowance for Loan Losses:
Beginning Balance	8,512	9,666	8,057	9,784
Provision for Loan Losses	(420)	(182)	(10)	(549)
Charge-Offs	(28)	(155)	(145)	(322)
Recoveries	235	358	397	773
Net (Charge-Offs) Recoveries	207	203	252	451
Ending Balance	8,299	9,687	8,299	9,687
Commercial And Financial [Member]
Allowance for Loan Losses:
Beginning Balance	1,991	1,374	2,042	1,179
Provision for Loan Losses	566	(411)	147	(288)
Charge-Offs	(38)	(255)	(93)	(274)
Recoveries	72	237	495	328
Net (Charge-Offs) Recoveries	34	(18)	402	54
Ending Balance	2,591	945	2,591	945
Consumer [Member]
Allowance for Loan Losses:
Beginning Balance	1,259	919	1,122	794
Provision for Loan Losses	260	895	394	1,193
Charge-Offs	(53)	(60)	(80)	(254)
Recoveries	17	28	47	50
Net (Charge-Offs) Recoveries	(36)	(32)	(33)	(204)
Ending Balance	$ 1,483	$ 1,782	$ 1,483	$ 1,782