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Note 12 - Fair Value Measurements - Assets Measured at Fair Value on a Nonrecurring Basis (Details) - Impaired Loans [Member] - Fair Value, Nonrecurring [Member] - USD ($) $ in Thousands | Jun. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Impaired loans, net | $ 476 | $ 391
Fair Value, Inputs, Level 1 [Member] |  |
Impaired loans, net |  |
Fair Value, Inputs, Level 2 [Member] |  |
Impaired loans, net |  |
Fair Value, Inputs, Level 3 [Member] |  |
Impaired loans, net | $ 476 | $ 391

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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=117815213&loc=d3e19207-110258 + Details
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