LOANS - Risk Category, Class of Loans and Recorded Investment (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Financing Receivable, Recorded Investment [Line Items]
Loans	$ 0	$ 2,156,330
Construction & Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	142,387	108,787
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,239,508	1,009,378
Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	794,321	723,785
Commercial and Financial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	323,466	228,517
Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	116,370	85,863
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	2,524,660	2,082,212
Pass [Member] | Construction & Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	128,495	100,186
Pass [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,202,160	973,942
Pass [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	765,410	697,907
Pass [Member] | Commercial and Financial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	314,048	226,391
Pass [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	114,547	83,786
Special mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	29,977	19,206
Special mention [Member] | Construction & Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	7,492	3,377
Special mention [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	11,546	12,599
Special mention [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,981	629
Special mention [Member] | Commercial and Financial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	7,784	1,209
Special mention [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,174	1,392
Substandard [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	25,799	17,556
Substandard [Member] | Construction & Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	5,537	4,242
Substandard [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	14,312	9,278
Substandard [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	4,438	3,197
Substandard [Member] | Commercial and Financial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,409	769
Substandard [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	103	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	15,279	17,386
Nonaccrual [Member] | Construction & Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	280	309
Nonaccrual [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	4,628	6,410
Nonaccrual [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	9,963	10,290
Nonaccrual [Member] | Commercial and Financial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	210	130
Nonaccrual [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	198	247
Pass-Troubled debt restructures [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	5,854	5,969
Pass-Troubled debt restructures [Member] | Construction & Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	51	58
Pass-Troubled debt restructures [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	5,788	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	15	18
Pass-Troubled debt restructures [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	0	0
Troubled debt restructures [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	14,483	14,001
Troubled debt restructures [Member] | Construction & Land Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	532	615
Troubled debt restructures [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,074	1,256
Troubled debt restructures [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	12,529	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	$ 348	$ 368