IMPAIRED LOANS AND ALLOWANCE FOR LOAN LOSSES - Activity in Allowance for Loan Losses (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Allowance for Loan Losses:
Beginning Balance	$ 18,579	$ 18,140	$ 17,071	$ 20,068
Provision for Loan Losses	987	(1,425)	2,275	(3,604)
Charge-Offs	(1,362)	(866)	(2,430)	(1,611)
Recoveries	912	1,722	2,562	2,718
Net (Charge-Offs) Recoveries	(450)	856	132	1,107
Ending Balance	19,328	17,571	19,328	17,571
Construction and Land Development [Member]
Allowance for Loan Losses:
Beginning Balance	887	867	722	808
Provision for Loan Losses	891	(26)	910	178
Charge-Offs	(859)	(68)	(925)	(267)
Recoveries	109	141	321	195
Net (Charge-Offs) Recoveries	(750)	73	(604)	(72)
Ending Balance	1,028	914	1,028	914
Commercial Real Estate [Member]
Allowance for Loan Losses:
Beginning Balance	5,278	5,193	4,528	6,160
Provision for Loan Losses	925	(1,913)	1,690	(3,000)
Charge-Offs	(128)	(130)	(430)	(264)
Recoveries	315	1,341	602	1,595
Net (Charge-Offs) Recoveries	187	1,211	172	1,331
Ending Balance	6,390	4,491	6,390	4,491
Residential Real Estate [Member]
Allowance for Loan Losses:
Beginning Balance	9,686	10,631	9,784	11,659
Provision for Loan Losses	(686)	167	(1,235)	(1,243)
Charge-Offs	(193)	(359)	(515)	(566)
Recoveries	359	159	1,132	748
Net (Charge-Offs) Recoveries	166	(200)	617	182
Ending Balance	9,166	10,598	9,166	10,598
Commercial And Financial [Member]
Allowance for Loan Losses:
Beginning Balance	945	709	1,179	710
Provision for Loan Losses	193	244	(245)	297
Charge-Offs	(160)	(229)	(284)	(337)
Recoveries	107	71	435	125
Net (Charge-Offs) Recoveries	(53)	(158)	151	(212)
Ending Balance	1,085	795	1,085	795
Consumer [Member]
Allowance for Loan Losses:
Beginning Balance	1,783	740	794	731
Provision for Loan Losses	(173)	103	1,020	164
Charge-Offs	(22)	(80)	(276)	(177)
Recoveries	22	10	72	55
Net (Charge-Offs) Recoveries	0	(70)	(204)	(122)
Ending Balance	$ 1,610	$ 773	$ 1,610	$ 773