LOANS - LOANS BY RISK CATEGORY (Details) $ in Thousands	Dec. 31, 2019 USD ($) item	Dec. 31, 2018 USD ($)
Breakdown of loans by risk category
Total loans	$ 1,058,776	$ 1,038,864
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	44
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	$ 514,394	496,207
Commercial, financial, and agricultural
Breakdown of loans by risk category
Total loans	211,023	191,060
Commercial construction
Breakdown of loans by risk category
Total loans	40,107	29,765
One to four family residential real estate
Breakdown of loans by risk category
Total loans	253,918	286,908
Consumer construction
Breakdown of loans by risk category
Total loans	18,096	14,553
Consumer
Breakdown of loans by risk category
Total loans	21,238	20,371
Strong (1)
Breakdown of loans by risk category
Total loans	25,145	18,464
Strong (1) | Commercial real estate
Breakdown of loans by risk category
Total loans	9,979	9,564
Strong (1) | Commercial, financial, and agricultural
Breakdown of loans by risk category
Total loans	15,126	8,077
Strong (1) | Commercial construction
Breakdown of loans by risk category
Total loans		734
Strong (1) | One to four family residential real estate
Breakdown of loans by risk category
Total loans	40	70
Strong (1) | Consumer
Breakdown of loans by risk category
Total loans		19
Good (2)
Breakdown of loans by risk category
Total loans	24,621	34,758
Good (2) | Commercial real estate
Breakdown of loans by risk category
Total loans	17,516	22,265
Good (2) | Commercial, financial, and agricultural
Breakdown of loans by risk category
Total loans	4,510	8,678
Good (2) | Commercial construction
Breakdown of loans by risk category
Total loans	292	706
Good (2) | One to four family residential real estate
Breakdown of loans by risk category
Total loans	2,145	2,873
Good (2) | Consumer
Breakdown of loans by risk category
Total loans	158	236
Average (3)
Breakdown of loans by risk category
Total loans	311,287	276,774
Average (3) | Commercial real estate
Breakdown of loans by risk category
Total loans	228,962	189,898
Average (3) | Commercial, financial, and agricultural
Breakdown of loans by risk category
Total loans	70,748	72,466
Average (3) | Commercial construction
Breakdown of loans by risk category
Total loans	6,390	6,844
Average (3) | One to four family residential real estate
Breakdown of loans by risk category
Total loans	4,937	6,941
Average (3) | Consumer
Breakdown of loans by risk category
Total loans	250	625
Acceptable
Breakdown of loans by risk category
Total loans	408,107	384,379
Acceptable | Commercial real estate
Breakdown of loans by risk category
Total loans	248,177	257,627
Acceptable | Commercial, financial, and agricultural
Breakdown of loans by risk category
Total loans	115,229	97,441
Acceptable | Commercial construction
Breakdown of loans by risk category
Total loans	28,893	12,244
Acceptable | One to four family residential real estate
Breakdown of loans by risk category
Total loans	15,168	15,711
Acceptable | Consumer construction
Breakdown of loans by risk category
Total loans		200
Acceptable | Consumer
Breakdown of loans by risk category
Total loans	640	1,156
Acceptable Watch
Breakdown of loans by risk category
Total loans	6,432	11,278
Acceptable Watch | Commercial real estate
Breakdown of loans by risk category
Total loans	4,468	5,993
Acceptable Watch | Commercial, financial, and agricultural
Breakdown of loans by risk category
Total loans	930	2,269
Acceptable Watch | Commercial construction
Breakdown of loans by risk category
Total loans	400	829
Acceptable Watch | One to four family residential real estate
Breakdown of loans by risk category
Total loans	634	2,095
Acceptable Watch | Consumer construction
Breakdown of loans by risk category
Total loans		50
Acceptable Watch | Consumer
Breakdown of loans by risk category
Total loans		42
Substandard (6)
Breakdown of loans by risk category
Total loans	13,052	18,657
Substandard (6) | Commercial real estate
Breakdown of loans by risk category
Total loans	5,292	10,860
Substandard (6) | Commercial, financial, and agricultural
Breakdown of loans by risk category
Total loans	4,480	2,129
Substandard (6) | Commercial construction
Breakdown of loans by risk category
Total loans	607	823
Substandard (6) | One to four family residential real estate
Breakdown of loans by risk category
Total loans	2,632	4,757
Substandard (6) | Consumer construction
Breakdown of loans by risk category
Total loans		11
Substandard (6) | Consumer
Breakdown of loans by risk category
Total loans	41	77
Rating Unassigned
Breakdown of loans by risk category
Total loans	270,132	294,554
Rating Unassigned | Commercial construction
Breakdown of loans by risk category
Total loans	3,525	7,585
Rating Unassigned | One to four family residential real estate
Breakdown of loans by risk category
Total loans	228,362	254,461
Rating Unassigned | Consumer construction
Breakdown of loans by risk category
Total loans	18,096	14,292
Rating Unassigned | Consumer
Breakdown of loans by risk category
Total loans	$ 20,149	$ 18,216