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Note 11 - Fair Values - Assets and Liabilities Measured at Fair Value on a Nonrecurring Basis (Details) - Fair Value, Measurements, Nonrecurring [Member] - USD ($) | Sep. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Impaired loans | $ 9,192,000 | $ 5,836,000
Foreclosed assets | 948,000 | 2,260,000
Total | 10,140,000 | 8,096,000
Fair Value, Inputs, Level 1 [Member] |  |
Impaired loans | 0 | 0
Foreclosed assets | 0 | 0
Total | 0 | 0
Fair Value, Inputs, Level 2 [Member] |  |
Impaired loans | 0 | 0
Foreclosed assets | 0 | 0
Total | 0 | 0
Fair Value, Inputs, Level 3 [Member] |  |
Impaired loans | 9,192,000 | 5,836,000
Foreclosed assets | 948,000 | 2,260,000
Total | $ 10,140,000 | $ 8,096,000

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- Definition The fair value disclosure of impaired loans held by the company. + References No definition available. + Details
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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
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