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Note 6 - Other Real Estate Owned and Repossessions - Foreclosed Property Activity (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Beginning balance |  | $ 3,792 | $ 4,858
Additions (1) | [1] | 456 | 87
Sales proceeds |  | (2,656) | (848)
Gross gains |  | 282 | 14
Gross losses |  | (127) | (121)
Net gains (losses) |  | 155 | (107)
Impairment |  | (242) | (198)
Ending balance |  | 1,505 | 3,792
FUSB [Member] |  |  |
Beginning balance |  | 3,527 | 4,353
Additions (1) | [1] | 399 |
Sales proceeds |  | (2,567) | (649)
Gross gains |  | 267 | 14
Gross losses |  | (46) | (20)
Net gains (losses) |  | 221 | (6)
Impairment |  | (179) | (171)
Ending balance |  | 1,401 | 3,527
ALC [Member] |  |  |
Beginning balance |  | 265 | 505
Additions (1) | [1] | 57 | 87
Sales proceeds |  | (89) | (199)
Gross gains |  | 15 |
Gross losses |  | (81) | (101)
Net gains (losses) |  | (66) | (101)
Impairment |  | (63) | (27)
Ending balance |  | $ 104 | $ 265
[1] | Additions to other real estate owned ("OREO") include transfers from loans, capitalized improvements to existing OREO properties and OREO acquired through acquisitions.

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- Definition Other real estate gross losses. + References No definition available. + Details
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- Definition The charge against earnings in the period to reduce the carrying amount of real property to fair value. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230 + Details
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- Definition The cash inflow associated with the sale of other real estate not otherwise defined in the taxonomy. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585 + Details
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- Definition Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5162-111524 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4437-111522 + Details
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- Definition Value transferred from mortgage loans to real estate owned (REO) in noncash transactions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4313-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4332-108586 + Details
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