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Note 5 - Loans and Allowance for Loan Losses - Aging Analysis of Past Due Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Loans | $ 525,870 |  | $ 357,458
Real Estate [Member] | Construction, Land Development and Other Land Loans [Member] |  |  |
Loans | 41,340 |  | 26,143
Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] |  |  |
Loans | 110,756 |  | 45,073
Real Estate [Member] | Secured by Multi-family Residential Properties [Member] |  |  |
Loans | 23,009 |  | 16,579
Real Estate [Member] | Secured by Non-farm, Non-residential Properties [Member] |  |  |
Loans | 156,162 |  | 105,133
Real Estate [Member] | Other Real Estate Loans [Member] |  |  |
Loans | 1,308 |  | 190
Commercial and Industrial Loans [Member] |  |  |
Loans | 85,779 | [1] | 69,969
Consumer Portfolio Segment [Member] | Consumer Loans [Member] |  |  |
Loans | 38,583 |  | 39,300
Consumer Portfolio Segment [Member] | Branch Retail [Member] |  |  |
Loans | 28,324 |  | 26,434
Consumer Portfolio Segment [Member] | Indirect Sales [Member] |  |  |
Loans | 40,609 |  | 28,637
FUSB [Member] |  |  |
Total past due | 6,214 |  | 404
Current | 411,282 |  | 257,099
Loans | 417,496 |  | 257,503
Accruing loans past due 90 days or more amounted |  |  |
FUSB [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Total past due | 4,552 |  | 352
FUSB [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Total past due | 661 |  |
FUSB [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Total past due | 1,001 |  | 52
FUSB [Member] | Real Estate [Member] | Construction, Land Development and Other Land Loans [Member] |  |  |
Total past due | 1,071 |  |
Current | 40,269 |  | 26,143
Loans | 41,340 |  | 26,143
Accruing loans past due 90 days or more amounted |  |  |
FUSB [Member] | Real Estate [Member] | Construction, Land Development and Other Land Loans [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Total past due | 415 |  |
FUSB [Member] | Real Estate [Member] | Construction, Land Development and Other Land Loans [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Total past due | 582 |  |
FUSB [Member] | Real Estate [Member] | Construction, Land Development and Other Land Loans [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Total past due | 74 |  |
FUSB [Member] | Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] |  |  |
Total past due | 1,566 |  | 279
Current | 101,405 |  | 33,993
Loans | 102,971 |  | 34,272
Accruing loans past due 90 days or more amounted |  |  |
FUSB [Member] | Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Total past due | 991 |  | 227
FUSB [Member] | Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Total past due | 36 |  |
FUSB [Member] | Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Total past due | 539 |  | 52
FUSB [Member] | Real Estate [Member] | Secured by Multi-family Residential Properties [Member] |  |  |
Current | 23,009 |  | 16,579
Loans | 23,009 |  | 16,579
Accruing loans past due 90 days or more amounted |  |  |
FUSB [Member] | Real Estate [Member] | Secured by Non-farm, Non-residential Properties [Member] |  |  |
Total past due | 471 |  | 13
Current | 155,691 |  | 105,120
Loans | 156,162 |  | 105,133
Accruing loans past due 90 days or more amounted |  |  |
FUSB [Member] | Real Estate [Member] | Secured by Non-farm, Non-residential Properties [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Total past due | 458 |  | 13
FUSB [Member] | Real Estate [Member] | Secured by Non-farm, Non-residential Properties [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Total past due | 13 |  |
FUSB [Member] | Real Estate [Member] | Secured by Non-farm, Non-residential Properties [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Total past due |  |  |
FUSB [Member] | Real Estate [Member] | Other Real Estate Loans [Member] |  |  |
Current | 1,308 |  | 190
Loans | 1,308 |  | 190
Accruing loans past due 90 days or more amounted |  |  |
FUSB [Member] | Commercial and Industrial Loans [Member] |  |  |
Total past due | 3,022 |  | 70
Current | 82,757 |  | 69,899
Loans | 85,779 | [1] | 69,969
Accruing loans past due 90 days or more amounted |  |  |
FUSB [Member] | Commercial and Industrial Loans [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Total past due | 2,608 |  | 70
FUSB [Member] | Commercial and Industrial Loans [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Total past due | 30 |  |
FUSB [Member] | Commercial and Industrial Loans [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Total past due | 384 |  |
FUSB [Member] | Consumer Portfolio Segment [Member] |  |  |
Total past due | 84 |  | 42
Current | 6,843 |  | 5,175
Loans | 6,927 |  | 5,217
Accruing loans past due 90 days or more amounted |  |  |
FUSB [Member] | Consumer Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Total past due | 80 |  | 42
FUSB [Member] | Consumer Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Total past due |  |  |
FUSB [Member] | Consumer Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Total past due | 4 |  |
FUSB [Member] | Consumer Portfolio Segment [Member] | Consumer Loans [Member] |  |  |
Loans | 6,927 |  | 5,217
FUSB [Member] | Consumer Portfolio Segment [Member] | Branch Retail [Member] |  |  |
Loans |  |  |
FUSB [Member] | Consumer Portfolio Segment [Member] | Indirect Sales [Member] |  |  |
Loans |  |  |
ALC [Member] |  |  |
Total past due | 2,796 |  | 3,242
Current | 105,578 |  | 96,713
Loans | 108,374 |  | 99,955
Accruing loans past due 90 days or more amounted |  |  |
ALC [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Total past due | 971 |  | 832
ALC [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Total past due | 596 |  | 576
ALC [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Total past due | 1,229 |  | 1,834
ALC [Member] | Real Estate [Member] | Construction, Land Development and Other Land Loans [Member] |  |  |
Loans |  |  |
Accruing loans past due 90 days or more amounted |  |  |
ALC [Member] | Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] |  |  |
Total past due | 253 |  | 374
Current | 7,532 |  | 10,427
Loans | 7,785 |  | 10,801
Accruing loans past due 90 days or more amounted |  |  |
ALC [Member] | Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Total past due | 60 |  | 61
ALC [Member] | Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Total past due | 65 |  | 23
ALC [Member] | Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Total past due | 128 |  | 290
ALC [Member] | Real Estate [Member] | Secured by Multi-family Residential Properties [Member] |  |  |
Current |  |  |
Loans |  |  |
Accruing loans past due 90 days or more amounted |  |  |
ALC [Member] | Real Estate [Member] | Secured by Non-farm, Non-residential Properties [Member] |  |  |
Current |  |  |
Loans |  |  |
Accruing loans past due 90 days or more amounted |  |  |
ALC [Member] | Real Estate [Member] | Other Real Estate Loans [Member] |  |  |
Current |  |  |
Loans |  |  |
Accruing loans past due 90 days or more amounted |  |  |
ALC [Member] | Commercial and Industrial Loans [Member] |  |  |
Current |  |  |
Loans |  | [1] |
Accruing loans past due 90 days or more amounted |  |  |
ALC [Member] | Consumer Portfolio Segment [Member] | Consumer Loans [Member] |  |  |
Total past due | 1,747 |  | 1,924
Current | 29,909 |  | 32,159
Loans | 31,656 |  | 34,083
Accruing loans past due 90 days or more amounted |  |  |
ALC [Member] | Consumer Portfolio Segment [Member] | Consumer Loans [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Total past due | 563 |  | 490
ALC [Member] | Consumer Portfolio Segment [Member] | Consumer Loans [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Total past due | 354 |  | 323
ALC [Member] | Consumer Portfolio Segment [Member] | Consumer Loans [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Total past due | 830 |  | 1,111
ALC [Member] | Consumer Portfolio Segment [Member] | Branch Retail [Member] |  |  |
Total past due | 415 |  | 570
Current | 27,909 |  | 25,864
Loans | 28,324 |  | 26,434
Accruing loans past due 90 days or more amounted |  |  |
ALC [Member] | Consumer Portfolio Segment [Member] | Branch Retail [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Total past due | 164 |  | 120
ALC [Member] | Consumer Portfolio Segment [Member] | Branch Retail [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Total past due | 98 |  | 164
ALC [Member] | Consumer Portfolio Segment [Member] | Branch Retail [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Total past due | 153 |  | 286
ALC [Member] | Consumer Portfolio Segment [Member] | Indirect Sales [Member] |  |  |
Total past due | 381 |  | 374
Current | 40,228 |  | 28,263
Loans | 40,609 |  | 28,637
Accruing loans past due 90 days or more amounted |  |  |
ALC [Member] | Consumer Portfolio Segment [Member] | Indirect Sales [Member] | Financing Receivables, 30 to 59 Days Past Due [Member] |  |  |
Total past due | 184 |  | 161
ALC [Member] | Consumer Portfolio Segment [Member] | Indirect Sales [Member] | Financing Receivables, 60 to 89 Days Past Due [Member] |  |  |
Total past due | 79 |  | 66
ALC [Member] | Consumer Portfolio Segment [Member] | Indirect Sales [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |  |
Total past due | $ 118 |  | $ 147
[1] | Includes equipment financing leases.

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