LOANS - PAST DUE (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Past due loans
Nonaccrual	$ 5,172	$ 5,054
Total	11,566	11,449
30-89 days Past Due
Past due loans
30-89 days Past Due (accruing)	6,383	6,372
90+ days Past Due
Past due loans
90+ days Past Due	11	23
Commercial real estate
Past due loans
Nonaccrual	671	1,700
Total	1,726	1,998
Commercial real estate | 30-89 days Past Due
Past due loans
30-89 days Past Due (accruing)	1,055	298
Commercial, financial, and agricultural
Past due loans
Nonaccrual	527	320
Total	1,356	718
Commercial, financial, and agricultural | 30-89 days Past Due
Past due loans
30-89 days Past Due (accruing)	829	398
Commercial construction
Past due loans
Nonaccrual	105	266
Total	164	378
Commercial construction | 30-89 days Past Due
Past due loans
30-89 days Past Due (accruing)	59	112
One to four family residential real estate
Past due loans
Nonaccrual	3,850	2,725
Total	8,218	8,199
One to four family residential real estate | 30-89 days Past Due
Past due loans
30-89 days Past Due (accruing)	4,357	5,456
One to four family residential real estate | 90+ days Past Due
Past due loans
90+ days Past Due	11	18
Consumer
Past due loans
Nonaccrual	19	43
Total	102	156
Consumer | 30-89 days Past Due
Past due loans
30-89 days Past Due (accruing)	$ 83	108
Consumer | 90+ days Past Due
Past due loans
90+ days Past Due		$ 5