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Note 5 - Loans and Allowance for Loan Losses - Loans By Credit Quality Indicator (Details) - USD ($) $ in Thousands | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Loans |  | $ 513,133 | $ 525,870
FUSB [Member] |  |  |
Loans |  | 406,921 | 417,496
FUSB [Member] | Pass [Member] |  |  |
Loans |  | 399,070 | 408,188
FUSB [Member] | Special Mention [Member] |  |  |
Loans |  | 4,394 | 5,041
FUSB [Member] | Substandard [Member] |  |  |
Loans |  | 3,457 | 4,267
FUSB [Member] | Doubtful [Member] |  |  |
Loans |  | 406,921 | 417,496
ALC [Member] |  |  |
Loans |  | 106,212 | 108,374
ALC [Member] | Performing Financial Instruments [Member] |  |  |
Loans |  | 105,097 | 107,145
ALC [Member] | Nonperforming Financial Instruments [Member] |  |  |
Loans |  | 1,115 | 1,229
Commercial and Industrial Loans [Member] |  |  |
Loans | [1] | 87,865 | 85,779
Commercial and Industrial Loans [Member] | FUSB [Member] |  |  |
Loans | [1] | 87,865 | 85,779
Commercial and Industrial Loans [Member] | FUSB [Member] | Pass [Member] |  |  |
Loans |  | 85,766 | 83,261
Commercial and Industrial Loans [Member] | FUSB [Member] | Special Mention [Member] |  |  |
Loans |  | 1,947 | 1,977
Commercial and Industrial Loans [Member] | FUSB [Member] | Substandard [Member] |  |  |
Loans |  | 152 | 541
Commercial and Industrial Loans [Member] | FUSB [Member] | Doubtful [Member] |  |  |
Loans |  | 87,865 | 85,779
Commercial and Industrial Loans [Member] | ALC [Member] |  |  |
Loans | [1] |  |
Consumer Portfolio Segment [Member] | FUSB [Member] |  |  |
Loans |  | 6,484 | 6,927
Consumer Portfolio Segment [Member] | FUSB [Member] | Pass [Member] |  |  |
Loans |  | 6,416 | 6,848
Consumer Portfolio Segment [Member] | FUSB [Member] | Special Mention [Member] |  |  |
Loans |  |  |
Consumer Portfolio Segment [Member] | FUSB [Member] | Substandard [Member] |  |  |
Loans |  | 68 | 79
Consumer Portfolio Segment [Member] | FUSB [Member] | Doubtful [Member] |  |  |
Loans |  | 6,484 | 6,927
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] |  |  |
Loans |  | 27,065 | 41,340
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | FUSB [Member] |  |  |
Loans |  | 27,065 | 41,340
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | FUSB [Member] | Pass [Member] |  |  |
Loans |  | 26,506 | 40,200
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | FUSB [Member] | Special Mention [Member] |  |  |
Loans |  | 336 | 914
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | FUSB [Member] | Substandard [Member] |  |  |
Loans |  | 223 | 226
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | FUSB [Member] | Doubtful [Member] |  |  |
Loans |  | 27,065 | 41,340
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | ALC [Member] |  |  |
Loans |  |  |
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] |  |  |
Loans |  | 106,991 | 110,756
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] |  |  |
Loans |  | 99,933 | 102,971
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Pass [Member] |  |  |
Loans |  | 97,820 | 100,485
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Special Mention [Member] |  |  |
Loans |  | 154 | 154
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Substandard [Member] |  |  |
Loans |  | 1,959 | 2,332
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Doubtful [Member] |  |  |
Loans |  | 99,933 | 102,971
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | ALC [Member] |  |  |
Loans |  | 7,058 | 7,785
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | ALC [Member] | Performing Financial Instruments [Member] |  |  |
Loans |  | 6,954 | 7,657
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | ALC [Member] | Nonperforming Financial Instruments [Member] |  |  |
Loans |  | 104 | 128
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] |  |  |
Loans |  | 27,602 | 23,009
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] |  |  |
Loans |  | 27,602 | 23,009
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Pass [Member] |  |  |
Loans |  | 27,602 | 23,009
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Special Mention [Member] |  |  |
Loans |  |  |
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Substandard [Member] |  |  |
Loans |  |  |
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Doubtful [Member] |  |  |
Loans |  | 27,602 | 23,009
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] | ALC [Member] |  |  |
Loans |  |  |
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] |  |  |
Loans |  | 157,023 | 156,162
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | FUSB [Member] |  |  |
Loans |  | 157,023 | 156,162
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Pass [Member] |  |  |
Loans |  | 154,011 | 153,077
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Special Mention [Member] |  |  |
Loans |  | 1,957 | 1,996
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Substandard [Member] |  |  |
Loans |  | 1,055 | 1,089
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Doubtful [Member] |  |  |
Loans |  | 157,023 | 156,162
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | ALC [Member] |  |  |
Loans |  |  |
Other Real Estate Loans [Member] | Real Estate [Member] |  |  |
Loans |  | 949 | 1,308
Other Real Estate Loans [Member] | Real Estate [Member] | FUSB [Member] |  |  |
Loans |  | 949 | 1,308
Other Real Estate Loans [Member] | Real Estate [Member] | FUSB [Member] | Pass [Member] |  |  |
Loans |  | 949 | 1,308
Other Real Estate Loans [Member] | Real Estate [Member] | FUSB [Member] | Special Mention [Member] |  |  |
Loans |  |  |
Other Real Estate Loans [Member] | Real Estate [Member] | FUSB [Member] | Substandard [Member] |  |  |
Loans |  |  |
Other Real Estate Loans [Member] | Real Estate [Member] | FUSB [Member] | Doubtful [Member] |  |  |
Loans |  | 949 | 1,308
Other Real Estate Loans [Member] | Real Estate [Member] | ALC [Member] |  |  |
Loans |  |  |
Consumer Loans [Member] | Consumer Portfolio Segment [Member] |  |  |
Loans |  | 36,292 | 38,583
Consumer Loans [Member] | Consumer Portfolio Segment [Member] | FUSB [Member] |  |  |
Loans |  | 6,484 | 6,927
Consumer Loans [Member] | Consumer Portfolio Segment [Member] | ALC [Member] |  |  |
Loans |  | 29,808 | 31,656
Consumer Loans [Member] | Consumer Portfolio Segment [Member] | ALC [Member] | Performing Financial Instruments [Member] |  |  |
Loans |  | 29,114 | 30,826
Consumer Loans [Member] | Consumer Portfolio Segment [Member] | ALC [Member] | Nonperforming Financial Instruments [Member] |  |  |
Loans |  | 694 | 830
Branch Retail [Member] | Consumer Portfolio Segment [Member] |  |  |
Loans |  | 27,066 | 28,324
Branch Retail [Member] | Consumer Portfolio Segment [Member] | FUSB [Member] |  |  |
Loans |  |  |
Branch Retail [Member] | Consumer Portfolio Segment [Member] | ALC [Member] |  |  |
Loans |  | 27,066 | 28,324
Branch Retail [Member] | Consumer Portfolio Segment [Member] | ALC [Member] | Performing Financial Instruments [Member] |  |  |
Loans |  | 26,939 | 28,171
Branch Retail [Member] | Consumer Portfolio Segment [Member] | ALC [Member] | Nonperforming Financial Instruments [Member] |  |  |
Loans |  | 127 | 153
Indirect Sales [Member] | Consumer Portfolio Segment [Member] |  |  |
Loans |  | 42,280 | 40,609
Indirect Sales [Member] | Consumer Portfolio Segment [Member] | FUSB [Member] |  |  |
Loans |  |  |
Indirect Sales [Member] | Consumer Portfolio Segment [Member] | ALC [Member] |  |  |
Loans |  | 42,280 | 40,609
Indirect Sales [Member] | Consumer Portfolio Segment [Member] | ALC [Member] | Performing Financial Instruments [Member] |  |  |
Loans |  | 42,090 | 40,491
Indirect Sales [Member] | Consumer Portfolio Segment [Member] | ALC [Member] | Nonperforming Financial Instruments [Member] |  |  |
Loans |  | $ 190 | $ 118
[1] | Includes equipment financing leases.

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