Note 7 - LHFL and ACL - Impaired Loans, Segregated by Class of Loans (Details) $ in Thousands	12 Months Ended
Dec. 31, 2022 USD ($)
Land Development and Construction	$ 3,547
Land Development and Construction	1,211
Land Development and Construction	2,066
Land Development and Construction	3,277
Land Development and Construction	116
Land Development and Construction	2,807
Real Estate Segment [Member]
Land Development and Construction	3,243
Land Development and Construction	1,015
Land Development and Construction	2,066
Land Development and Construction	3,081
Land Development and Construction	116
Land Development and Construction	2,593
Real Estate Segment [Member] \| Land Development And Construction Loans [Member]
Land Development and Construction	0
Land Development and Construction	0
Land Development and Construction	0
Land Development and Construction	0
Land Development and Construction	0
Land Development and Construction	86
Real Estate Segment [Member] \| Farmland Loan [Member]
Land Development and Construction	30
Land Development and Construction	30
Land Development and Construction	0
Land Development and Construction	30
Land Development and Construction	0
Land Development and Construction	32
Real Estate Segment [Member] \| Family Mortgages 1-4 [Member]
Land Development and Construction	190
Land Development and Construction	190
Land Development and Construction	0
Land Development and Construction	190
Land Development and Construction	0
Land Development and Construction	479
Real Estate Segment [Member] \| Commercial Real Estate Portfolio Segment [Member]
Land Development and Construction	3,023
Land Development and Construction	795
Land Development and Construction	2,066
Land Development and Construction	2,861
Land Development and Construction	116
Land Development and Construction	1,996
Business Loans [Member]
Land Development and Construction	304
Land Development and Construction	196
Land Development and Construction	0
Land Development and Construction	196
Land Development and Construction	0
Land Development and Construction	214
Business Loans [Member] \| Commercial and Industrial Loans [Member]
Land Development and Construction	304
Land Development and Construction	196
Land Development and Construction	0
Land Development and Construction	196
Land Development and Construction	0
Land Development and Construction	$ 214

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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 310
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-Section 50
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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-15

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