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Note 8 - Loans and Related Allowance for Loan and Lease Losses - Impaired Loans by Class (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Recorded investment, with no related allowance | $ 2,043 | $ 2,744
Unpaid principal balance, with no related allowance | 2,335 | 3,221
Recorded investment, with related allowance | 6,861 | 5,225
Unpaid principal balance, with related allowance | 7,471 | 5,765
Related allowance | 856 | 740
Recorded investment | 8,904 | 7,969
Unpaid principal balance | 9,806 | 8,986
Commercial Real Estate Portfolio Segment [Member] | Non-owner occupied Loan [Member] |  |
Recorded investment, with no related allowance | 841 | 1,547
Unpaid principal balance, with no related allowance | 965 | 1,802
Recorded investment, with related allowance | 4,292 | 3,750
Unpaid principal balance, with related allowance | 4,902 | 4,277
Related allowance | 621 | 655
Recorded investment | 5,133 | 5,297
Unpaid principal balance | 5,867 | 6,079
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Loan [Member] |  |
Recorded investment, with no related allowance |  | 731
Unpaid principal balance, with no related allowance |  | 731
Recorded investment, with related allowance | 701 | 731
Unpaid principal balance, with related allowance | 701 | 731
Related allowance | 9 | 10
Recorded investment | 701 |
Unpaid principal balance | 701 |
Residential Portfolio Segment [Member] |  |
Recorded investment, with no related allowance | 697 | 820
Unpaid principal balance, with no related allowance | 757 | 874
Recorded investment, with related allowance | 278 | 284
Unpaid principal balance, with related allowance | 278 | 284
Related allowance | 13 | 17
Recorded investment | 975 | 1,104
Unpaid principal balance | 1,035 | 1,158
Commercial And Industrial [Member] |  |
Recorded investment, with no related allowance | 265 | 370
Unpaid principal balance, with no related allowance | 373 | 538
Recorded investment, with related allowance | 1,583 | 217
Unpaid principal balance, with related allowance | 1,583 | 230
Related allowance | 212 | 42
Recorded investment | 1,848 | 587
Unpaid principal balance | 1,956 | 768
Home Equity Lines of Credit [Member] |  |
Recorded investment, with no related allowance | 240 | 7
Unpaid principal balance, with no related allowance | 240 | 7
Recorded investment, with related allowance | 7 | 243
Unpaid principal balance, with related allowance | 7 | 243
Related allowance | 1 | 16
Recorded investment | 247 | 250
Unpaid principal balance | $ 247 | $ 250

X
- Definition 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 14A -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953550-111524 + Details
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- Definition Amount of allowance for credit losses related to recorded investment. + 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 (a)(3) -URI https://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524 + Details
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