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Note 3 - Allowance for Loan Losses, Nonperforming Assets and Impaired Loans - Loans by Credit Quality Indicator (Details) - USD ($) $ in Thousands | Mar. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Loans, collectively evaluated for impairment |  | $ 647,571 | $ 656,758
Real Estate Construction Portfolio Segment[Member] |  |  |
Loans, collectively evaluated for impairment |  | 29,264 | 31,812
Consumer Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment |  | 166,273 | 165,698
Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment |  | 326,886 | 333,898
Commercial Non Real Estate Segment [Member] |  |  |
Loans, collectively evaluated for impairment |  | 40,873 | 39,289
Consumer Non Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment |  | 33,184 | 34,618
Pass [Member] |  |  |
Loans, collectively evaluated for impairment |  | 641,548 | 651,706
Pass [Member] | States Political Subdivisions [Member] |  |  |
Loans, collectively evaluated for impairment |  | 51,091 | 51,443
Special Mention [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 3,640 | 3,361
Special Mention [Member] | States Political Subdivisions [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 0 | 0
Classified Excluding Impaired [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 2,383 | 1,691
Classified Excluding Impaired [Member] | States Political Subdivisions [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 0 | 0
Construction, 1-4 Family Residential [Member] | Pass [Member] | Real Estate Construction Portfolio Segment[Member] |  |  |
Loans, collectively evaluated for impairment |  | 9,367 | 10,396
Construction, 1-4 Family Residential [Member] | Special Mention [Member] | Real Estate Construction Portfolio Segment[Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 0 |
Construction, 1-4 Family Residential [Member] | Classified Excluding Impaired [Member] | Real Estate Construction Portfolio Segment[Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 0 | 0
Construction, Other [Member] | Pass [Member] | Real Estate Construction Portfolio Segment[Member] |  |  |
Loans, collectively evaluated for impairment |  | 19,897 | 21,416
Construction, Other [Member] | Special Mention [Member] | Real Estate Construction Portfolio Segment[Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 0 | 0
Construction, Other [Member] | Classified Excluding Impaired [Member] | Real Estate Construction Portfolio Segment[Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 0 | 0
Equity Lines [Member] | Pass [Member] | Consumer Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment |  | 16,560 | 16,673
Equity Lines [Member] | Special Mention [Member] | Consumer Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 39 | 39
Equity Lines [Member] | Classified Excluding Impaired [Member] | Consumer Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 0 | 0
Closed End First Liens [Member] | Pass [Member] | Consumer Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment |  | 84,519 | 85,975
Closed End First Liens [Member] | Special Mention [Member] | Consumer Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 2,379 | 2,400
Closed End First Liens [Member] | Classified Excluding Impaired [Member] | Consumer Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 866 | 355
Closed End Junior Liens [Member] | Pass [Member] | Consumer Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment |  | 4,455 | 4,483
Closed End Junior Liens [Member] | Special Mention [Member] | Consumer Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 27 | 29
Closed End Junior Liens [Member] | Classified Excluding Impaired [Member] | Consumer Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 10 | 12
Investor Owned Residential Real Estate [Member] | Pass [Member] | Consumer Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment |  | 56,957 | 55,410
Investor Owned Residential Real Estate [Member] | Special Mention [Member] | Consumer Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 275 | 66
Investor Owned Residential Real Estate [Member] | Classified Excluding Impaired [Member] | Consumer Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 186 | 256
Multifamily Real Estate [Member] | Pass [Member] | Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment |  | 87,412 | 95,894
Multifamily Real Estate [Member] | Special Mention [Member] | Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 126 | 127
Multifamily Real Estate [Member] | Classified Excluding Impaired [Member] | Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 198 | 0
Commercial Real Estate, Owner Occupied [Member] | Pass [Member] | Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment |  | 131,800 | 130,256
Commercial Real Estate, Owner Occupied [Member] | Special Mention [Member] | Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 245 | 246
Commercial Real Estate, Owner Occupied [Member] | Classified Excluding Impaired [Member] | Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 752 | 763
Commercial Real Estate Other [Member] | Pass [Member] | Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment |  | 106,353 | 106,612
Commercial Real Estate Other [Member] | Special Mention [Member] | Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 0 |
Commercial Real Estate Other [Member] | Classified Excluding Impaired [Member] | Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 0 |
Commercial and Industrial [Member] | Pass [Member] | Commercial Non Real Estate Segment [Member] |  |  |
Loans, collectively evaluated for impairment |  | 40,447 | 38,904
Commercial and Industrial [Member] | Special Mention [Member] | Commercial Non Real Estate Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 257 | 220
Commercial and Industrial [Member] | Classified Excluding Impaired [Member] | Commercial Non Real Estate Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 169 | 165
Credit Card Receivable [Member] | Pass [Member] | Consumer Non Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment |  | 5,328 | 5,493
Credit Card Receivable [Member] | Special Mention [Member] | Consumer Non Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 0 | 0
Credit Card Receivable [Member] | Classified Excluding Impaired [Member] | Consumer Non Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 0 | 0
Automobile Loan [Member] | Pass [Member] | Consumer Non Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment |  | 15,590 | 16,059
Automobile Loan [Member] | Special Mention [Member] | Consumer Non Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 242 | 218
Automobile Loan [Member] | Classified Excluding Impaired [Member] | Consumer Non Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 175 | 116
Other Consumer Loans [Member] | Pass [Member] | Consumer Non Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment |  | 11,772 | 12,692
Other Consumer Loans [Member] | Special Mention [Member] | Consumer Non Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | 50 | 16
Other Consumer Loans [Member] | Classified Excluding Impaired [Member] | Consumer Non Real Estate Portfolio Segment [Member] |  |  |
Loans, collectively evaluated for impairment | [1] | $ 27 | $ 24
[1] | Excludes impaired, if any

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