Note 5 - Allowances for Loan Losses - Impaired Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
With no related allowance - Recorded investment	$ 12,842	$ 12,862
With no related allowance - Unpaid principal balance	13,565	13,599
With an related allowance - Recorded investment	5,127	6,020
With related allowance, Unpaid principal balance	5,682	6,571
Related allowance	591	556
Recorded investment	17,969	18,882
Unpaid principal balance	19,247	20,170
Commercial Real Estate Portfolio Segment [Member]
With no related allowance - Recorded investment	5,033	6,186
With no related allowance - Unpaid principal balance	5,040	6,192
With an related allowance - Recorded investment	4,015	4,145
With related allowance, Unpaid principal balance	4,536	4,667
Related allowance	418	265
Recorded investment	9,048	10,331
Unpaid principal balance	9,576	10,859
Construction and Land Development Portfolio Segment [Member]
With no related allowance - Recorded investment	0	0
With no related allowance - Unpaid principal balance	0	0
With an related allowance - Recorded investment	0	0
With related allowance, Unpaid principal balance	0	0
Related allowance	0	0
Recorded investment	0	0
Unpaid principal balance	0	0
Commercial Portfolio Segment [Member]
With no related allowance - Recorded investment	2,608	2,719
With no related allowance - Unpaid principal balance	2,794	2,989
With an related allowance - Recorded investment	355	368
With related allowance, Unpaid principal balance	371	383
Related allowance	51	23
Recorded investment	2,963	3,087
Unpaid principal balance	3,165	3,372
Owner Occupied Real Estate [Member]
With no related allowance - Recorded investment	3,198	2,127
With no related allowance - Unpaid principal balance	3,407	2,275
With an related allowance - Recorded investment	757	1,507
With related allowance, Unpaid principal balance	775	1,521
Related allowance	122	268
Recorded investment	3,955	3,634
Unpaid principal balance	4,182	3,796
Consumer Portfolio Segment [Member]
With no related allowance - Recorded investment	1,302	1,062
With no related allowance - Unpaid principal balance	1,556	1,375
With an related allowance - Recorded investment	0	0
With related allowance, Unpaid principal balance	0	0
Related allowance	0	0
Recorded investment	1,302	1,062
Unpaid principal balance	1,556	1,375
Residential Portfolio Segment [Member]
With no related allowance - Recorded investment	701	768
With no related allowance - Unpaid principal balance	768	768
With an related allowance - Recorded investment	0	0
With related allowance, Unpaid principal balance	0	0
Related allowance	0	0
Recorded investment	701	768
Unpaid principal balance	768	768
Paycheck Protection Program CARES Act [Member]
With no related allowance - Recorded investment	0	0
With no related allowance - Unpaid principal balance	0	0
With an related allowance - Recorded investment	0	0
With related allowance, Unpaid principal balance	0	0
Related allowance	0	0
Recorded investment	0	0
Unpaid principal balance	$ 0	$ 0

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
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 14A
-Subparagraph (b)
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