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Note 8 - Loans and Related Allowance for Loan and Lease Losses - Classes of the Loan Portfolio Summarized by Credit Quality (Details) - USD ($) $ in Thousands | Sep. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Loans | $ 999,282 | $ 992,109
Commercial And Industrial [Member] |  |
Loans | 85,861 | 83,857
Real Estate Construction Porfolio Segment [Member] |  |
Loans | 57,564 | 56,731
Real Estate Mortgage Portfolio Segment [Member] | Residential Loan [Member] |  |
Loans | 347,739 | 336,487
Real Estate Mortgage Portfolio Segment [Member] | Commercial Loans [Member] |  |
Loans | 492,914 | 498,247
Consumer Portfolio Segment [Member] |  |
Loans | 15,204 | 16,787
Pass [Member] |  |
Loans | 967,659 | 965,166
Pass [Member] | Commercial And Industrial [Member] |  |
Loans | 78,163 | 77,002
Pass [Member] | Real Estate Construction Porfolio Segment [Member] |  |
Loans | 57,564 | 55,397
Pass [Member] | Real Estate Mortgage Portfolio Segment [Member] | Residential Loan [Member] |  |
Loans | 342,571 | 332,475
Pass [Member] | Real Estate Mortgage Portfolio Segment [Member] | Commercial Loans [Member] |  |
Loans | 474,166 | 483,516
Pass [Member] | Consumer Portfolio Segment [Member] |  |
Loans | 15,195 | 16,776
Special Mention [Member] |  |
Loans | 12,617 | 13,076
Special Mention [Member] | Commercial And Industrial [Member] |  |
Loans | 4,585 | 4,572
Special Mention [Member] | Real Estate Construction Porfolio Segment [Member] |  |
Loans |  | 1,334
Special Mention [Member] | Real Estate Mortgage Portfolio Segment [Member] | Residential Loan [Member] |  |
Loans | 989 | 553
Special Mention [Member] | Real Estate Mortgage Portfolio Segment [Member] | Commercial Loans [Member] |  |
Loans | 7,043 | 6,617
Substandard [Member] |  |
Loans | 19,006 | 13,867
Substandard [Member] | Commercial And Industrial [Member] |  |
Loans | 3,113 | 2,283
Substandard [Member] | Real Estate Construction Porfolio Segment [Member] |  |
Loans |  |
Substandard [Member] | Real Estate Mortgage Portfolio Segment [Member] | Residential Loan [Member] |  |
Loans | 4,179 | 3,459
Substandard [Member] | Real Estate Mortgage Portfolio Segment [Member] | Commercial Loans [Member] |  |
Loans | 11,705 | 8,114
Substandard [Member] | Consumer Portfolio Segment [Member] |  |
Loans | 9 | 11
Doubtful [Member] |  |
Loans |  |
Doubtful [Member] | Commercial And Industrial [Member] |  |
Loans |  |
Doubtful [Member] | Real Estate Construction Porfolio Segment [Member] |  |
Loans |  |
Doubtful [Member] | Real Estate Mortgage Portfolio Segment [Member] | Residential Loan [Member] |  |
Loans |  |
Doubtful [Member] | Real Estate Mortgage Portfolio Segment [Member] | Commercial Loans [Member] |  |
Loans |  |

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- Definition Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5074-111524 + Details
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