LOANS, Impaired Loan Information (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2021	Dec. 31, 2020
Impaired Loan Information [Abstract]
Unpaid Contractual Principal Balance	$ 13,028	$ 13,440
Recorded Investment [Abstract]
Recorded Investment With No Allowance	5,746	9,159
Recorded Investment With Allowance	6,863	3,862
Total Recorded Investment	12,609	13,021
Related Allowance	1,414	1,095
Average Recorded Investment	12,815	9,894
Minimum [Member]
Recorded Investment [Abstract]
Threshold balance of loan to be specifically reviewed for impairment	250
Commercial Real Estate [Member]
Impaired Loan Information [Abstract]
Unpaid Contractual Principal Balance	6,217	6,273
Recorded Investment [Abstract]
Recorded Investment With No Allowance	3,617	3,673
Recorded Investment With Allowance	2,600	2,600
Total Recorded Investment	6,217	6,273
Related Allowance	580	580
Average Recorded Investment	6,245	3,666
Commercial [Member] \| Specialized [Member]
Impaired Loan Information [Abstract]
Unpaid Contractual Principal Balance	0	0
Recorded Investment [Abstract]
Recorded Investment With No Allowance	0	0
Recorded Investment With Allowance	0	0
Total Recorded Investment	0	0
Related Allowance	0	0
Average Recorded Investment	0	673
Commercial [Member] \| General [Member]
Impaired Loan Information [Abstract]
Unpaid Contractual Principal Balance	4,540	4,626
Recorded Investment [Abstract]
Recorded Investment With No Allowance	277	3,364
Recorded Investment With Allowance	4,263	1,262
Total Recorded Investment	4,540	4,626
Related Allowance	834	515
Average Recorded Investment	4,583	3,400
Consumer [Member] \| 1-4 Family [Member]
Impaired Loan Information [Abstract]
Unpaid Contractual Principal Balance	2,271	2,541
Recorded Investment [Abstract]
Recorded Investment With No Allowance	1,852	2,122
Recorded Investment With Allowance	0	0
Total Recorded Investment	1,852	2,122
Related Allowance	0	0
Average Recorded Investment	1,987	2,155
Consumer [Member] \| Auto Loans [Member]
Impaired Loan Information [Abstract]
Unpaid Contractual Principal Balance	0	0
Recorded Investment [Abstract]
Recorded Investment With No Allowance	0	0
Recorded Investment With Allowance	0	0
Total Recorded Investment	0	0
Related Allowance	0	0
Average Recorded Investment	0	0
Consumer [Member] \| Other Consumer [Member]
Impaired Loan Information [Abstract]
Unpaid Contractual Principal Balance	0	0
Recorded Investment [Abstract]
Recorded Investment With No Allowance	0	0
Recorded Investment With Allowance	0	0
Total Recorded Investment	0	0
Related Allowance	0	0
Average Recorded Investment	0	0
Construction [Member]
Impaired Loan Information [Abstract]
Unpaid Contractual Principal Balance	0	0
Recorded Investment [Abstract]
Recorded Investment With No Allowance	0	0
Recorded Investment With Allowance	0	0
Total Recorded Investment	0	0
Related Allowance	0	0
Average Recorded Investment	$ 0	$ 0

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- Definition

The amount of threshold balance of loan to be specifically reviewed for impairment.

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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.

+ References

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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-Publisher FASB
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-Topic 310
-SubTopic 10
-Section 50
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5258-111524

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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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-Publisher FASB
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-Topic 310
-SubTopic 10
-Section 50
-Paragraph 14A
-Subparagraph (b)
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Amount of allowance for credit losses related to recorded investment.

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Amount of investment in impaired financing receivables for which there is no related allowance for credit losses.

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

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