LOANS (Loan Receivable and Allowance Balances Disaggregated) (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020	Sep. 30, 2020
Allowance for loan losses:
Ending balance: individually evaluated for impairment	$ 323	$ 1,356	$ 510
Ending balance: collectively evaluated for impairment	18,204	18,068	18,319
Total	18,579	19,424	18,829
Purchased credit impaired
Allowance for loan losses:
Total	52	0	0
Commercial real estate
Allowance for loan losses:
Ending balance: individually evaluated for impairment	291	1,316	468
Ending balance: collectively evaluated for impairment	13,128	12,428	12,652
Total	13,471	13,744	13,120
Commercial real estate \| Purchased credit impaired
Allowance for loan losses:
Total	52	0	0
Residential first mortgages
Allowance for loan losses:
Ending balance: individually evaluated for impairment			0
Ending balance: collectively evaluated for impairment	912	1,305	1,110
Total	912	1,305	1,110
Residential rentals
Allowance for loan losses:
Ending balance: collectively evaluated for impairment	1,800	1,413	1,479
Total	1,800	1,413	1,479
Construction and land development
Allowance for loan losses:
Ending balance: collectively evaluated for impairment	368	401	454
Total	368	401	454
Home equity and second mortgages
Allowance for loan losses:
Ending balance: collectively evaluated for impairment	249	261	312
Total	249	261	312
Commercial loans
Allowance for loan losses:
Ending balance: individually evaluated for impairment	0	0	0
Ending balance: collectively evaluated for impairment	909	1,222	1,079
Total	909	1,222	1,079
Consumer loans
Allowance for loan losses:
Ending balance: individually evaluated for impairment	0	0	0
Ending balance: collectively evaluated for impairment	42	20	20
Total	42	20	20
Commercial equipment
Allowance for loan losses:
Ending balance: individually evaluated for impairment	32	40	42
Ending balance: collectively evaluated for impairment	796	1,018	1,213
Total	828	1,058	1,255
Portfolio Loans
Loans and Leases Receivable [Abstract]
Ending balance: individually evaluated for impairment	6,036	21,395	23,388
Ending balance: collectively evaluated for impairment	1,525,871	1,480,902	1,471,159
Gross loans	1,533,051	1,504,275	1,496,532
Portfolio Loans \| Purchased credit impaired
Loans and Leases Receivable [Abstract]
Gross loans	1,144	1,978	1,985
Portfolio Loans \| Commercial real estate
Loans and Leases Receivable [Abstract]
Ending balance: individually evaluated for impairment	3,136	17,714	18,148
Ending balance: collectively evaluated for impairment	1,084,356	1,029,861	1,002,258
Gross loans	1,088,636	1,049,147	1,021,987
Portfolio Loans \| Commercial real estate \| Purchased credit impaired
Loans and Leases Receivable [Abstract]
Gross loans	1,144	1,572	1,581
Portfolio Loans \| Residential first mortgages
Loans and Leases Receivable [Abstract]
Ending balance: individually evaluated for impairment	872	1,989	1,739
Ending balance: collectively evaluated for impairment	95,963	131,790	146,017
Gross loans	96,835	133,779	147,756
Portfolio Loans \| Residential first mortgages \| Purchased credit impaired
Loans and Leases Receivable [Abstract]
Gross loans	0	0	0
Portfolio Loans \| Residential rentals
Loans and Leases Receivable [Abstract]
Ending balance: individually evaluated for impairment	961	625	636
Ending balance: collectively evaluated for impairment	171,121	138,434	137,314
Gross loans	172,082	139,059	137,950
Portfolio Loans \| Residential rentals \| Purchased credit impaired
Loans and Leases Receivable [Abstract]
Gross loans	0	0	0
Portfolio Loans \| Construction and land development
Loans and Leases Receivable [Abstract]
Ending balance: individually evaluated for impairment	0	0	0
Ending balance: collectively evaluated for impairment	37,139	37,520	36,061
Gross loans	37,139	37,520	36,061
Portfolio Loans \| Construction and land development \| Purchased credit impaired
Loans and Leases Receivable [Abstract]
Gross loans	0	0	0
Portfolio Loans \| Home equity and second mortgages
Loans and Leases Receivable [Abstract]
Ending balance: individually evaluated for impairment	580	555	540
Ending balance: collectively evaluated for impairment	25,938	28,168	30,483
Gross loans	26,518	29,129	31,427
Portfolio Loans \| Home equity and second mortgages \| Purchased credit impaired
Loans and Leases Receivable [Abstract]
Gross loans	0	406	404
Portfolio Loans \| Commercial loans
Loans and Leases Receivable [Abstract]
Ending balance: individually evaluated for impairment	0	0	1,807
Ending balance: collectively evaluated for impairment	48,327	52,921	57,087
Gross loans	48,327	52,921	58,894
Portfolio Loans \| Consumer loans
Loans and Leases Receivable [Abstract]
Ending balance: individually evaluated for impairment	0	0	0
Ending balance: collectively evaluated for impairment	2,168	1,027	1,081
Gross loans	2,168	1,027	1,081
Portfolio Loans \| Commercial equipment
Loans and Leases Receivable [Abstract]
Ending balance: individually evaluated for impairment	487	512	518
Ending balance: collectively evaluated for impairment	60,859	61,181	60,858
Gross loans	$ 61,346	$ 61,693	$ 61,376

Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Including Purchase Credit Impaired

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- Definition

Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, Including Purchase Credit Impaired

+ References

No definition available.

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- Definition

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524

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- Definition

Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

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- Definition

The balance of financing receivables that were collectively evaluated for impairment.

+ References

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-Publisher FASB
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-Topic 310
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-Section 50
-Paragraph 11B
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- Definition

The balance of financing receivables that were individually evaluated for impairment.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (h)
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