LOANS - IMPAIRED LOANS AND EFFECT ON INTEREST INCOME (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Impaired Loans
Number of days past due to be considered as nonperforming loans	90 days
Recorded investment
With no valuation reserve	$ 8,974	$ 6,093
With a valuation reserve	3,849	2,725
Total	12,823	8,818
Unpaid Principal Balance	16,129	18,312
Related Allowance for Loan Losses	1,267	826
Average investment
Average Balance for the Period	13,466	8,707
Interest Income Recognized During Impairment
Interest Income Recognized for the Period	524	656
Commercial real estate
Recorded investment
With no valuation reserve	4,318	2,777
With a valuation reserve	2,374	2,148
Total	6,692	4,925
Unpaid Principal Balance	7,937	10,740
Related Allowance for Loan Losses	497	486
Average investment
Average Balance for the Period	8,374	5,024
Interest Income Recognized During Impairment
Interest Income Recognized for the Period	301	410
Commercial, financial, and agricultural
Recorded investment
With no valuation reserve	2,354	1,460
With a valuation reserve	1,475	577
Total	3,829	2,037
Unpaid Principal Balance	4,892	2,249
Related Allowance for Loan Losses	770	340
Average investment
Average Balance for the Period	1,144	374
Interest Income Recognized During Impairment
Interest Income Recognized for the Period	2	26
Commercial construction
Recorded investment
With no valuation reserve	373	366
Total	373	366
Unpaid Principal Balance	386	1,132
Average investment
Average Balance for the Period	396	383
Interest Income Recognized During Impairment
Interest Income Recognized for the Period		13
One to four family residential real estate
Recorded investment
With no valuation reserve	1,920	1,231
Total	1,920	1,231
Unpaid Principal Balance	2,881	4,136
Average investment
Average Balance for the Period	3,508	2,879
Interest Income Recognized During Impairment
Interest Income Recognized for the Period	219	203
Consumer construction
Recorded investment
With no valuation reserve		217
Total		217
Average investment
Average Balance for the Period		9
Consumer
Recorded investment
With no valuation reserve	9	42
Total	9	42
Unpaid Principal Balance	33	55
Average investment
Average Balance for the Period	44	38
Interest Income Recognized During Impairment
Interest Income Recognized for the Period	$ 2	$ 4

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
-Subparagraph (c)(1)
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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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