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Note 4 - Loans and Allowance for Loan Losses - Loans By Credit Quality Indicator (Details) - USD ($) $ in Thousands | Sep. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Total loans | $ 349,182 | $ 334,781
FUSB [Member] |  |
Total loans | 251,489 | 239,869
FUSB [Member] | Pass [Member] |  |
Total loans | 242,354 | 231,785
FUSB [Member] | Special Mention [Member] |  |
Total loans | 7,190 | 4,755
FUSB [Member] | Substandard [Member] |  |
Total loans | 1,945 | 3,329
FUSB [Member] | Doubtful [Member] |  |
Total loans |  |
ALC [Member] |  |
Total loans | 97,693 | 94,912
ALC [Member] | Performing Financial Instruments [Member] |  |
Total loans | 96,069 | 93,013
ALC [Member] | Nonperforming Financial Instruments [Member] |  |
Total loans | 1,624 | 1,899
Consumer Portfolio Segment [Member] | FUSB [Member] |  |
Total loans | 5,431 | 6,206
Consumer Portfolio Segment [Member] | FUSB [Member] | Pass [Member] |  |
Total loans | 5,366 | 6,126
Consumer Portfolio Segment [Member] | FUSB [Member] | Special Mention [Member] |  |
Total loans |  |
Consumer Portfolio Segment [Member] | FUSB [Member] | Substandard [Member] |  |
Total loans | 65 | 80
Consumer Portfolio Segment [Member] | FUSB [Member] | Doubtful [Member] |  |
Total loans |  |
Commercial and Industrial Loans [Member] |  |
Total loans | 66,320 | 57,963
Commercial and Industrial Loans [Member] | FUSB [Member] |  |
Total loans | 66,320 | 57,963
Commercial and Industrial Loans [Member] | FUSB [Member] | Pass [Member] |  |
Total loans | 63,995 | 55,481
Commercial and Industrial Loans [Member] | FUSB [Member] | Special Mention [Member] |  |
Total loans | 2,105 | 2,227
Commercial and Industrial Loans [Member] | FUSB [Member] | Substandard [Member] |  |
Total loans | 220 | 255
Commercial and Industrial Loans [Member] | FUSB [Member] | Doubtful [Member] |  |
Total loans |  |
Commercial and Industrial Loans [Member] | ALC [Member] |  |
Total loans |  |
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] |  |
Total loans | 20,213 | 23,772
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | FUSB [Member] |  |
Total loans | 20,213 | 23,772
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | FUSB [Member] | Pass [Member] |  |
Total loans | 19,939 | 22,240
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | FUSB [Member] | Special Mention [Member] |  |
Total loans |  |
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | FUSB [Member] | Substandard [Member] |  |
Total loans | 274 | 1,532
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | FUSB [Member] | Doubtful [Member] |  |
Total loans |  |
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | ALC [Member] |  |
Total loans |  |
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] |  |
Total loans | 46,615 | 46,679
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] |  |
Total loans | 35,125 | 32,955
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Pass [Member] |  |
Total loans | 34,069 | 31,995
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Special Mention [Member] |  |
Total loans | 201 | 213
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Substandard [Member] |  |
Total loans | 855 | 747
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Doubtful [Member] |  |
Total loans |  |
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | ALC [Member] |  |
Total loans | 11,490 | 13,724
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | ALC [Member] | Performing Financial Instruments [Member] |  |
Total loans | 11,292 | 13,507
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | ALC [Member] | Nonperforming Financial Instruments [Member] |  |
Total loans | 198 | 217
Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | ALC [Member] |  |
Total loans |  | 13,724
Consumer Loans [Member] | Consumer Portfolio Segment [Member] |  |
Total loans | 41,081 | 42,619
Consumer Loans [Member] | Consumer Portfolio Segment [Member] | FUSB [Member] |  |
Total loans | 5,431 | 6,206
Consumer Loans [Member] | Consumer Portfolio Segment [Member] | ALC [Member] |  |
Total loans | 35,650 | 36,413
Consumer Loans [Member] | Consumer Portfolio Segment [Member] | ALC [Member] | Performing Financial Instruments [Member] |  |
Total loans | 34,609 | 35,278
Consumer Loans [Member] | Consumer Portfolio Segment [Member] | ALC [Member] | Nonperforming Financial Instruments [Member] |  |
Total loans | 1,041 | 1,135
Indirect Sales [Member] | Consumer Portfolio Segment [Member] |  |
Total loans | 50,553 | 44,775
Indirect Sales [Member] | Consumer Portfolio Segment [Member] | FUSB [Member] |  |
Total loans |  |
Indirect Sales [Member] | Consumer Portfolio Segment [Member] | ALC [Member] |  |
Total loans | 50,553 | 44,775
Indirect Sales [Member] | Consumer Portfolio Segment [Member] | ALC [Member] | Performing Financial Instruments [Member] |  |
Total loans | 50,168 | 44,228
Indirect Sales [Member] | Consumer Portfolio Segment [Member] | ALC [Member] | Nonperforming Financial Instruments [Member] |  |
Total loans | 385 | 547
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] |  |
Total loans | 16,498 | 16,627
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] |  |
Total loans | 16,498 | 16,627
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Pass [Member] |  |
Total loans | 16,498 | 16,627
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Special Mention [Member] |  |
Total loans |  |
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Substandard [Member] |  |
Total loans |  |
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Doubtful [Member] |  |
Total loans |  |
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] | ALC [Member] |  |
Total loans |  |
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] |  |
Total loans | 107,679 | 102,112
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | FUSB [Member] |  |
Total loans | 107,679 | 102,112
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Pass [Member] |  |
Total loans | 102,264 | 99,082
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Special Mention [Member] |  |
Total loans | 4,884 | 2,315
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Substandard [Member] |  |
Total loans | 531 | 715
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Doubtful [Member] |  |
Total loans |  |
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | ALC [Member] |  |
Total loans |  |
Other Real Estate Loans [Member] | Real Estate [Member] |  |
Total loans | 223 | 234
Other Real Estate Loans [Member] | Real Estate [Member] | FUSB [Member] |  |
Total loans | 223 | 234
Other Real Estate Loans [Member] | Real Estate [Member] | FUSB [Member] | Pass [Member] |  |
Total loans | 223 | 234
Other Real Estate Loans [Member] | Real Estate [Member] | FUSB [Member] | Special Mention [Member] |  |
Total loans |  |
Other Real Estate Loans [Member] | Real Estate [Member] | FUSB [Member] | Substandard [Member] |  |
Total loans |  |
Other Real Estate Loans [Member] | Real Estate [Member] | FUSB [Member] | Doubtful [Member] |  |
Total loans |  |
Other Real Estate Loans [Member] | Real Estate [Member] | ALC [Member] |  |
Total loans |  |

X
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