IMPAIRED LOANS AND ALLOWANCE FOR LOAN LOSSES - Company's Recorded Investments in Impaired Loans and the Related Valuation Allowances (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Recorded Investment
Total	$ 31,281		$ 31,281		$ 32,727
Unpaid Principal Balance
Total	37,822		37,822		39,350
Related Valuation Allowance
Total	2,264		2,264		2,517
Average Recorded Investment
Total	31,749	$ 40,103	32,116	$ 41,392
Interest Income Recognized
Impaired Financing Receivable, Interest Income, Cash Basis Method, Total	224	234	431	477
Construction and Land Development [Member]
Recorded Investment
Impaired Loans with No Related Allowance Recorded	206		206		107
Impaired Loans with an Allowance Recorded	621		621		835
Total	827		827		942
Unpaid Principal Balance
Impaired Loans with No Related Allowance Recorded	289		289		255
Impaired Loans with an Allowance Recorded	631		631		870
Total	920		920		1,125
Related Valuation Allowance
Impaired Loans with No Related Allowance Recorded	0		0		0
Impaired Loans with an Allowance Recorded	28		28		84
Total	28		28		84
Average Recorded Investment
Impaired Loans with No Related Allowance Recorded	214	1,838	179	1,839
Impaired Loans with an Allowance Recorded	634	816	702	832
Total	848	2,654	881	2,671
Interest Income Recognized
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method	0	14	0	32
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method	6	11	13	16
Impaired Financing Receivable, Interest Income, Cash Basis Method, Total	6	25	13	48
Commercial Real Estate [Member]
Recorded Investment
Impaired Loans with No Related Allowance Recorded	1,445		1,445		2,363
Impaired Loans with an Allowance Recorded	6,865		6,865		7,087
Total	8,310		8,310		9,450
Unpaid Principal Balance
Impaired Loans with No Related Allowance Recorded	2,947		2,947		3,911
Impaired Loans with an Allowance Recorded	6,866		6,866		7,087
Total	9,813		9,813		10,998
Related Valuation Allowance
Impaired Loans with No Related Allowance Recorded	0		0		0
Impaired Loans with an Allowance Recorded	381		381		429
Total	381		381		429
Average Recorded Investment
Impaired Loans with No Related Allowance Recorded	1,860	2,942	2,063	2,950
Impaired Loans with an Allowance Recorded	6,906	7,188	6,970	7,649
Total	8,766	10,130	9,033	10,599
Interest Income Recognized
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method	2	23	5	27
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method	73	51	147	125
Impaired Financing Receivable, Interest Income, Cash Basis Method, Total	75	74	152	152
Residential Real Estate [Member]
Recorded Investment
Impaired Loans with No Related Allowance Recorded	9,390		9,390		9,256
Impaired Loans with an Allowance Recorded	12,192		12,192		12,447
Total	21,582		21,582		21,703
Unpaid Principal Balance
Impaired Loans with No Related Allowance Recorded	13,882		13,882		13,707
Impaired Loans with an Allowance Recorded	12,546		12,546		12,803
Total	26,428		26,428		26,510
Related Valuation Allowance
Impaired Loans with No Related Allowance Recorded	0		0		0
Impaired Loans with an Allowance Recorded	1,806		1,806		1,964
Total	1,806		1,806		1,964
Average Recorded Investment
Impaired Loans with No Related Allowance Recorded	9,587	10,877	9,493	11,268
Impaired Loans with an Allowance Recorded	11,993	15,682	12,128	16,106
Total	21,580	26,559	21,621	27,374
Interest Income Recognized
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method	37	30	71	65
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method	100	99	185	198
Impaired Financing Receivable, Interest Income, Cash Basis Method, Total	137	129	256	263
Commercial And Financial [Member]
Recorded Investment
Impaired Loans with No Related Allowance Recorded	15		15		17
Impaired Loans with an Allowance Recorded	0		0		0
Total	15		15		17
Unpaid Principal Balance
Impaired Loans with No Related Allowance Recorded	15		15		17
Impaired Loans with an Allowance Recorded	0		0		0
Total	15		15		17
Related Valuation Allowance
Impaired Loans with No Related Allowance Recorded	0		0		0
Impaired Loans with an Allowance Recorded	0		0		0
Total	0		0		0
Average Recorded Investment
Impaired Loans with No Related Allowance Recorded	16	116	16	118
Impaired Loans with an Allowance Recorded	0	0	0	0
Total	16	116	16	118
Interest Income Recognized
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method	0	1	0	3
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method	0	0	0	0
Impaired Financing Receivable, Interest Income, Cash Basis Method, Total	0	1	0	3
Consumer [Member]
Recorded Investment
Impaired Loans with No Related Allowance Recorded	168		168		264
Impaired Loans with an Allowance Recorded	379		379		351
Total	547		547		615
Unpaid Principal Balance
Impaired Loans with No Related Allowance Recorded	267		267		349
Impaired Loans with an Allowance Recorded	379		379		351
Total	646		646		700
Related Valuation Allowance
Impaired Loans with No Related Allowance Recorded	0		0		0
Impaired Loans with an Allowance Recorded	49		49		40
Total	49		49		$ 40
Average Recorded Investment
Impaired Loans with No Related Allowance Recorded	183	141	212	114
Impaired Loans with an Allowance Recorded	356	503	353	516
Total	539	644	565	630
Interest Income Recognized
Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method	1	0	1	0
Impaired Financing Receivable, with Related Allowance, Interest Income, Cash Basis Method	5	5	9	11
Impaired Financing Receivable, Interest Income, Cash Basis Method, Total	$ 6	$ 5	$ 10	$ 11