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Note 4 - Loans and Allowance for Loan Losses - Loan Portfolio (Details) - USD ($) $ in Thousands | Sep. 30, 2017 | Dec. 31, 2016 | Sep. 30, 2016 | Dec. 31, 2015
--- | --- | --- | --- | ---
Total loans | $ 349,182 | $ 334,781 |  |
Less: Unearned interest, fees and deferred cost | 6,348 | 7,153 |  |
Loans, allowance for loan losses | 4,808 | 4,856 |  |
Net loans | 338,026 | 322,772 | $ 317,121 |
FUSB [Member] |  |  |  |
Total loans | 251,489 | 239,869 |  |
Less: Unearned interest, fees and deferred cost | 367 | 218 |  |
Loans, allowance for loan losses | 2,422 | 2,409 |  | $ 1,329
Net loans | 248,700 | 237,242 |  |
ALC [Member] |  |  |  |
Total loans | 97,693 | 94,912 |  |
Less: Unearned interest, fees and deferred cost | 5,981 | 6,935 |  |
Loans, allowance for loan losses | 2,386 | 2,447 |  | 2,452
Net loans | 89,326 | 85,530 |  |
Real Estate [Member] | Construction, Land Development and Other Land Loans [Member] |  |  |  |
Total loans | 20,213 | 23,772 |  |
Real Estate [Member] | Construction, Land Development and Other Land Loans [Member] | FUSB [Member] |  |  |  |
Total loans | 20,213 | 23,772 |  |
Loans, allowance for loan losses | 207 | 535 |  | 110
Real Estate [Member] | Construction, Land Development and Other Land Loans [Member] | ALC [Member] |  |  |  |
Total loans |  |  |  |
Loans, allowance for loan losses |  |  |  |
Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] |  |  |  |
Total loans | 46,615 | 46,679 |  |
Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | FUSB [Member] |  |  |  |
Total loans | 35,125 | 32,955 |  |
Loans, allowance for loan losses | 248 | 304 |  | 138
Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | ALC [Member] |  |  |  |
Total loans | 11,490 | 13,724 |  |
Loans, allowance for loan losses | 103 | 107 |  | 250
Real Estate [Member] | Secured by Multi-family Residential Properties [Member] |  |  |  |
Total loans | 16,498 | 16,627 |  |
Real Estate [Member] | Secured by Multi-family Residential Properties [Member] | FUSB [Member] |  |  |  |
Total loans | 16,498 | 16,627 |  |
Loans, allowance for loan losses | 115 | 88 |  | 29
Real Estate [Member] | Secured by Multi-family Residential Properties [Member] | ALC [Member] |  |  |  |
Total loans |  |  |  |
Loans, allowance for loan losses |  |  |  |
Real Estate [Member] | Secured by Non-farm, Non-residential Properties [Member] |  |  |  |
Total loans | 107,679 | 102,112 |  |
Real Estate [Member] | Secured by Non-farm, Non-residential Properties [Member] | FUSB [Member] |  |  |  |
Total loans | 107,679 | 102,112 |  |
Loans, allowance for loan losses | 830 | 903 |  | 351
Real Estate [Member] | Secured by Non-farm, Non-residential Properties [Member] | ALC [Member] |  |  |  |
Total loans |  |  |  |
Loans, allowance for loan losses |  |  |  |
Real Estate [Member] | Other Real Estate Loans [Member] |  |  |  |
Total loans | 223 | 234 |  |
Real Estate [Member] | Other Real Estate Loans [Member] | FUSB [Member] |  |  |  |
Total loans | 223 | 234 |  |
Loans, allowance for loan losses | 2 | 2 |  | 1
Real Estate [Member] | Other Real Estate Loans [Member] | ALC [Member] |  |  |  |
Total loans |  |  |  |
Loans, allowance for loan losses |  |  |  |
Commercial and Industrial Loans [Member] |  |  |  |
Total loans | 66,320 | 57,963 |  |
Commercial and Industrial Loans [Member] | FUSB [Member] |  |  |  |
Total loans | 66,320 | 57,963 |  |
Loans, allowance for loan losses | 967 | 527 |  | 659
Commercial and Industrial Loans [Member] | ALC [Member] |  |  |  |
Total loans |  |  |  |
Loans, allowance for loan losses |  |  |  |
Consumer Portfolio Segment [Member] | FUSB [Member] |  |  |  |
Total loans | 5,431 | 6,206 |  |
Consumer Portfolio Segment [Member] | Consumer Loans [Member] |  |  |  |
Total loans | 41,081 | 42,619 |  |
Consumer Portfolio Segment [Member] | Consumer Loans [Member] | FUSB [Member] |  |  |  |
Total loans | 5,431 | 6,206 |  |
Loans, allowance for loan losses | 53 | 50 |  | 41
Consumer Portfolio Segment [Member] | Consumer Loans [Member] | ALC [Member] |  |  |  |
Total loans | 35,650 | 36,413 |  |
Loans, allowance for loan losses | 1,565 | 1,717 |  | 1,584
Consumer Portfolio Segment [Member] | Indirect Sales [Member] |  |  |  |
Total loans | 50,553 | 44,775 |  |
Consumer Portfolio Segment [Member] | Indirect Sales [Member] | FUSB [Member] |  |  |  |
Total loans |  |  |  |
Loans, allowance for loan losses |  |  |  |
Consumer Portfolio Segment [Member] | Indirect Sales [Member] | ALC [Member] |  |  |  |
Total loans | 50,553 | 44,775 |  |
Loans, allowance for loan losses | $ 718 | $ 623 |  | $ 618

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- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74567-122707 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=82894903&loc=d3e15032-111544 + Details
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- Definition Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=84159169&loc=d3e10152-111534 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 4 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=84165051&loc=d3e45377-112738 + Details
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