LOANS - LOANS BY RISK CATEGORY (Details) $ in Thousands	Mar. 31, 2017 USD ($) item	Dec. 31, 2016 USD ($)	Mar. 31, 2016 USD ($)
Breakdown of loans by risk category
Total loans	$ 786,546	$ 781,857	$ 618,625
Minimum
Breakdown of loans by risk category
Credit risk rating for which reserves are established if no specific reserves made | item	6
Maximum
Breakdown of loans by risk category
Credit risk rating for which general reserves are established | item	5
Credit risk rating for which reserves are established if no specific reserves made | item	7
Commercial real estate
Breakdown of loans by risk category
Total loans	$ 397,192	389,420	317,081
Commercial, financial, and agricultural
Breakdown of loans by risk category
Total loans	144,673	142,648	124,005
Commercial construction
Breakdown of loans by risk category
Total loans	10,618	11,505	14,489
One to four family residential real estate
Breakdown of loans by risk category
Total loans	202,654	205,945	135,641
Consumer construction
Breakdown of loans by risk category
Total loans	12,388	12,226	11,959
Consumer
Breakdown of loans by risk category
Total loans	19,021	20,113	$ 15,450
Strong (1)
Breakdown of loans by risk category
Total loans	14,793	14,230
Strong (1) | Commercial real estate
Breakdown of loans by risk category
Total loans	3,309	3,021
Strong (1) | Commercial, financial, and agricultural
Breakdown of loans by risk category
Total loans	10,616	10,421
Strong (1) | One to four family residential real estate
Breakdown of loans by risk category
Total loans	825	740
Strong (1) | Consumer construction
Breakdown of loans by risk category
Total loans	28	28
Strong (1) | Consumer
Breakdown of loans by risk category
Total loans	15	20
Good (2)
Breakdown of loans by risk category
Total loans	40,238	39,647
Good (2) | Commercial real estate
Breakdown of loans by risk category
Total loans	24,533	23,940
Good (2) | Commercial, financial, and agricultural
Breakdown of loans by risk category
Total loans	13,463	13,434
Good (2) | Commercial construction
Breakdown of loans by risk category
Total loans	875	900
Good (2) | One to four family residential real estate
Breakdown of loans by risk category
Total loans	1,367	1,373
Average (3)
Breakdown of loans by risk category
Total loans	204,041	196,625
Average (3) | Commercial real estate
Breakdown of loans by risk category
Total loans	149,448	140,618
Average (3) | Commercial, financial, and agricultural
Breakdown of loans by risk category
Total loans	48,226	49,434
Average (3) | Commercial construction
Breakdown of loans by risk category
Total loans	3,163	3,146
Average (3) | One to four family residential real estate
Breakdown of loans by risk category
Total loans	3,190	3,412
Average (3) | Consumer
Breakdown of loans by risk category
Total loans	14	15
Acceptable/Acceptable Watch (4)
Breakdown of loans by risk category
Total loans	281,703	296,400
Acceptable/Acceptable Watch (4) | Commercial real estate
Breakdown of loans by risk category
Total loans	204,557	216,518
Acceptable/Acceptable Watch (4) | Commercial, financial, and agricultural
Breakdown of loans by risk category
Total loans	68,018	67,582
Acceptable/Acceptable Watch (4) | Commercial construction
Breakdown of loans by risk category
Total loans	1,961	2,660
Acceptable/Acceptable Watch (4) | One to four family residential real estate
Breakdown of loans by risk category
Total loans	7,128	9,585
Acceptable/Acceptable Watch (4) | Consumer
Breakdown of loans by risk category
Total loans	39	55
Special Mention (5)
Breakdown of loans by risk category
Total loans	16,611
Special Mention (5) | Commercial real estate
Breakdown of loans by risk category
Total loans	10,582
Special Mention (5) | Commercial, financial, and agricultural
Breakdown of loans by risk category
Total loans	2,463
Special Mention (5) | Commercial construction
Breakdown of loans by risk category
Total loans	756
Special Mention (5) | One to four family residential real estate
Breakdown of loans by risk category
Total loans	2,798
Special Mention (5) | Consumer
Breakdown of loans by risk category
Total loans	12
Substandard (6)
Breakdown of loans by risk category
Total loans	11,272	13,098
Substandard (6) | Commercial real estate
Breakdown of loans by risk category
Total loans	4,763	5,323
Substandard (6) | Commercial, financial, and agricultural
Breakdown of loans by risk category
Total loans	1,887	1,777
Substandard (6) | Commercial construction
Breakdown of loans by risk category
Total loans	382	385
Substandard (6) | One to four family residential real estate
Breakdown of loans by risk category
Total loans	4,165	5,493
Substandard (6) | Consumer construction
Breakdown of loans by risk category
Total loans	16	17
Substandard (6) | Consumer
Breakdown of loans by risk category
Total loans	59	103
Rating Unassigned
Breakdown of loans by risk category
Total loans	217,888	221,857
Rating Unassigned | Commercial construction
Breakdown of loans by risk category
Total loans	3,481	4,414
Rating Unassigned | One to four family residential real estate
Breakdown of loans by risk category
Total loans	183,181	185,342
Rating Unassigned | Consumer construction
Breakdown of loans by risk category
Total loans	12,344	12,181
Rating Unassigned | Consumer
Breakdown of loans by risk category
Total loans	$ 18,882	$ 19,920