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Note 5 - Loans and Allowance for Loan Losses - Loans By Credit Quality Indicator (Details) - USD ($) $ in Thousands | Sep. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Loans | $ 531,198 | $ 357,458
FUSB [Member] |  |
Loans | 419,756 | 257,503
FUSB [Member] | Pass [Member] |  |
Loans | 409,190 | 248,610
FUSB [Member] | Special Mention [Member] |  |
Loans | 4,960 | 7,255
FUSB [Member] | Substandard [Member] |  |
Loans | 5,606 | 1,638
FUSB [Member] | Doubtful [Member] |  |
Loans |  |
ALC [Member] |  |
Loans | 111,442 | 99,955
ALC [Member] | Performing Financial Instruments [Member] |  |
Loans | 110,241 | 98,039
ALC [Member] | Nonperforming Financial Instruments [Member] |  |
Loans | 1,201 | 1,916
Consumer Portfolio Segment [Member] | FUSB [Member] |  |
Loans | 7,075 | 5,217
Consumer Portfolio Segment [Member] | FUSB [Member] | Pass [Member] |  |
Loans | 6,990 | 5,155
Consumer Portfolio Segment [Member] | FUSB [Member] | Special Mention [Member] |  |
Loans |  |
Consumer Portfolio Segment [Member] | FUSB [Member] | Substandard [Member] |  |
Loans | 85 | 62
Consumer Portfolio Segment [Member] | FUSB [Member] | Doubtful [Member] |  |
Loans |  |
Commercial and Industrial Loans [Member] |  |
Loans | 83,087 | 69,969
Commercial and Industrial Loans [Member] | FUSB [Member] |  |
Loans | 83,087 | 69,969
Commercial and Industrial Loans [Member] | FUSB [Member] | Pass [Member] |  |
Loans | 80,853 | 67,689
Commercial and Industrial Loans [Member] | FUSB [Member] | Special Mention [Member] |  |
Loans | 2,077 | 2,066
Commercial and Industrial Loans [Member] | FUSB [Member] | Substandard [Member] |  |
Loans | 157 | 214
Commercial and Industrial Loans [Member] | FUSB [Member] | Doubtful [Member] |  |
Loans |  |
Commercial and Industrial Loans [Member] | ALC [Member] |  |
Loans |  |
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] |  |
Loans | 43,501 | 26,143
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | FUSB [Member] |  |
Loans | 43,501 | 26,143
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | FUSB [Member] | Pass [Member] |  |
Loans | 42,761 | 25,872
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | FUSB [Member] | Special Mention [Member] |  |
Loans | 511 | 84
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | FUSB [Member] | Substandard [Member] |  |
Loans | 229 | 187
Construction, Land Development and Other Land Loans [Member] | Real Estate [Member] | FUSB [Member] | Doubtful [Member] |  |
Loans |  |
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 | 120,027 | 45,073
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] |  |
Loans | 111,555 | 34,272
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Pass [Member] |  |
Loans | 107,276 | 33,278
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Special Mention [Member] |  |
Loans | 266 | 339
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Substandard [Member] |  |
Loans | 4,013 | 655
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Doubtful [Member] |  |
Loans |  |
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | ALC [Member] |  |
Loans | 8,472 | 10,801
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | ALC [Member] | Performing Financial Instruments [Member] |  |
Loans | 8,379 | 10,495
Secured by 1-4 Family Residential Properties [Member] | Real Estate [Member] | ALC [Member] | Nonperforming Financial Instruments [Member] |  |
Loans | 93 | 306
Consumer Loans [Member] | Consumer Portfolio Segment [Member] |  |
Loans | 39,040 | 39,300
Consumer Loans [Member] | Consumer Portfolio Segment [Member] | FUSB [Member] |  |
Loans | 7,075 | 5,217
Consumer Loans [Member] | Consumer Portfolio Segment [Member] | ALC [Member] |  |
Loans | 31,965 | 34,083
Consumer Loans [Member] | Consumer Portfolio Segment [Member] | ALC [Member] | Performing Financial Instruments [Member] |  |
Loans | 31,149 | 32,933
Consumer Loans [Member] | Consumer Portfolio Segment [Member] | ALC [Member] | Nonperforming Financial Instruments [Member] |  |
Loans | 816 | 1,150
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] |  |
Loans | 22,915 | 16,579
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] |  |
Loans | 22,915 | 16,579
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Pass [Member] |  |
Loans | 22,915 | 16,579
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 |  |
Secured by Multi-family Residential Properties [Member] | Real Estate [Member] | ALC [Member] |  |
Loans |  |
Indirect Sales [Member] | Consumer Portfolio Segment [Member] |  |
Loans | 71,005 | 55,071
Indirect Sales [Member] | Consumer Portfolio Segment [Member] | FUSB [Member] |  |
Loans |  |
Indirect Sales [Member] | Consumer Portfolio Segment [Member] | ALC [Member] |  |
Loans | 71,005 | 55,071
Indirect Sales [Member] | Consumer Portfolio Segment [Member] | ALC [Member] | Performing Financial Instruments [Member] |  |
Loans | 70,713 | 54,611
Indirect Sales [Member] | Consumer Portfolio Segment [Member] | ALC [Member] | Nonperforming Financial Instruments [Member] |  |
Loans | 292 | 460
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] |  |
Loans | 150,523 | 105,133
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | FUSB [Member] |  |
Loans | 150,523 | 105,133
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Pass [Member] |  |
Loans | 147,302 | 99,847
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Special Mention [Member] |  |
Loans | 2,099 | 4,766
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Substandard [Member] |  |
Loans | 1,122 | 520
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | FUSB [Member] | Doubtful [Member] |  |
Loans |  |
Secured by Non-farm, Non-residential Properties [Member] | Real Estate [Member] | ALC [Member] |  |
Loans |  |
Other Real Estate Loans [Member] | Real Estate [Member] |  |
Loans | 1,100 | 190
Other Real Estate Loans [Member] | Real Estate [Member] | FUSB [Member] |  |
Loans | 1,100 | 190
Other Real Estate Loans [Member] | Real Estate [Member] | FUSB [Member] | Pass [Member] |  |
Loans | 1,093 | 190
Other Real Estate Loans [Member] | Real Estate [Member] | FUSB [Member] | Special Mention [Member] |  |
Loans | 7 |
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 |  |
Other Real Estate Loans [Member] | Real Estate [Member] | ALC [Member] |  |
Loans |  |

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