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Note 5 - Other Real Estate Owned and Repossessions - Foreclosed Property Activity (Details) - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2018 | Jun. 30, 2017
Beginning balance | $ 3,792 | $ 4,858 |
Additions (1) | 131 | 68 | [1]
Sales proceeds | (1,641) | (494) |
Gross gains | 121 | 14 |
Gross losses | (99) | (49) |
Net gains (losses) | 22 | (35) |
Impairment | (123) | (46) |
Ending balance | 2,181 | 4,351 |
FUSB [Member] |  |  |
Beginning balance | 3,527 | 4,353 |
Additions (1) | 106 |  | [1]
Sales proceeds | (1,598) | (369) |
Gross gains | 121 | 14 |
Gross losses | (45) | (1) |
Net gains (losses) | 76 | 13 |
Impairment | (109) | (46) |
Ending balance | 2,002 | 3,951 |
ALC [Member] |  |  |
Beginning balance | 265 | 505 |
Additions (1) | 25 | 68 | [1]
Sales proceeds | (43) | (125) |
Gross gains |  |  |
Gross losses | (54) | (48) |
Net gains (losses) | (54) | (48) |
Impairment | (14) |  |
Ending balance | $ 179 | $ 400 |
[1] | Additions to other real estate owned ("OREO") include transfers from loans and capitalized improvements to existing OREO properties.

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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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