LOANS - Risk Category, Class of Loans and Recorded Investment (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Financing Receivable, Recorded Investment [Line Items]
Loans	$ 2,455,214	$ 2,156,330
Construction & Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	147,594	108,787
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,171,356	1,009,378
Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	762,838	723,785
Commercial and Financial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	277,775	228,517
Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	95,651	85,863
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	2,363,897	2,082,212
Pass [Member] | Construction & Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	135,387	100,186
Pass [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,130,845	973,942
Pass [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	734,747	697,907
Pass [Member] | Commercial and Financial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	269,109	226,391
Pass [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	93,809	83,786
Special mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	32,053	19,206
Special mention [Member] | Construction & Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	3,997	3,377
Special mention [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	17,437	12,599
Special mention [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,584	629
Special mention [Member] | Commercial and Financial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	7,929	1,209
Special mention [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,106	1,392
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	23,720	17,556
Substandard [Member] | Construction & Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	7,314	4,242
Substandard [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	11,349	9,278
Substandard [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	4,267	3,197
Substandard [Member] | Commercial and Financial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	590	769
Substandard [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	200	70
Doubtful [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Doubtful [Member] | Construction & Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Doubtful [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Doubtful [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Doubtful [Member] | Commercial and Financial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Doubtful [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	15,588	17,386
Nonaccrual [Member] | Construction & Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	295	309
Nonaccrual [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	4,798	6,410
Nonaccrual [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	10,188	10,290
Nonaccrual [Member] | Commercial and Financial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	130	130
Nonaccrual [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	177	247
Pass-Troubled debt restructures [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	6,390	5,969
Pass-Troubled debt restructures [Member] | Construction & Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	174	58
Pass-Troubled debt restructures [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	5,840	5,893
Pass-Troubled debt restructures [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Pass-Troubled debt restructures [Member] | Commercial and Financial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	17	18
Pass-Troubled debt restructures [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	359	0
Troubled debt restructures [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	13,566	14,001
Troubled debt restructures [Member] | Construction & Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	427	615
Troubled debt restructures [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,087	1,256
Troubled debt restructures [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	12,052	11,762
Troubled debt restructures [Member] | Commercial and Financial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Troubled debt restructures [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	$ 0	$ 368