LOANS - IMPAIRED LOANS AND EFFECT ON INTEREST INCOME (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017
Impaired Loans
Number of days past due to be considered as nonperforming loans	90 days
Recorded investment
With no valuation reserve	$ 6,093	$ 3,170
With a valuation reserve	2,725	682
Total	8,818	3,852
Unpaid Principal Balance	18,312	6,054
Related Allowance for Loan Losses	826	334
Average investment
Average Balance for the Period	8,707	5,137
Interest Income Recognized During Impairment
Interest Income Recognized for the Period	656	281
Commercial real estate
Recorded investment
With no valuation reserve	2,777	1,511
With a valuation reserve	2,148	516
Total	4,925	2,027
Unpaid Principal Balance	10,740	3,326
Related Allowance for Loan Losses	486	168
Average investment
Average Balance for the Period	5,024	2,784
Interest Income Recognized During Impairment
Interest Income Recognized for the Period	410	141
Commercial, financial, and agricultural
Recorded investment
With no valuation reserve	1,460
With a valuation reserve	577	166
Total	2,037	166
Unpaid Principal Balance	2,249	326
Related Allowance for Loan Losses	340	166
Average investment
Average Balance for the Period	374	246
Interest Income Recognized During Impairment
Interest Income Recognized for the Period	26	1
Commercial construction
Recorded investment
With no valuation reserve	366
Total	366
Unpaid Principal Balance	1,132
Average investment
Average Balance for the Period	383
Interest Income Recognized During Impairment
Interest Income Recognized for the Period	13	3
One to four family residential real estate
Recorded investment
With no valuation reserve	1,231	1,621
Total	1,231	1,621
Unpaid Principal Balance	4,136	2,315
Average investment
Average Balance for the Period	2,879	2,057
Interest Income Recognized During Impairment
Interest Income Recognized for the Period	203	134
Consumer construction
Recorded investment
With no valuation reserve	217	17
Total	217	17
Unpaid Principal Balance		66
Average investment
Average Balance for the Period	9	37
Consumer
Recorded investment
With no valuation reserve	42	21
Total	42	21
Unpaid Principal Balance	55	21
Average investment
Average Balance for the Period	38	13
Interest Income Recognized During Impairment
Interest Income Recognized for the Period	$ 4	$ 2

Number of days past due to be considered as nonperforming loans.

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Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
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Amount of interest income recognized on a cash-basis method of accounting that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

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Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses.

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Amount of average investment of impaired financing receivables for which there is a related allowance for credit losses.

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