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Note 11 - Fair Value of Financial Instruments - Assets and Liabilities Carried at Fair Value on a Non-recurring Basis, and the Method Used to Determine Their Fair Value (Details) - Fair Value, Nonrecurring [Member] - USD ($) $ in Thousands | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Impaired loans | $ 1,928 | $ 4,111
Other repossesed assets |  | 35
Total assets | 1,928 | 4,146
Fair Value, Inputs, Level 1 [Member] |  |
Impaired loans |  |
Other repossesed assets |  |
Total assets |  |
Fair Value, Inputs, Level 2 [Member] |  |
Impaired loans |  |
Other repossesed assets |  |
Total assets |  |
Fair Value, Inputs, Level 3 [Member] |  |
Impaired loans | 1,928 | 4,111
Other repossesed assets |  | 35
Total assets | $ 1,928 | $ 4,146

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- Definition Represents the fair value portion of impaired loans. + References No definition available. + Details
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Balance Type: | debit
Period Type: | instant

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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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- Definition Carrying amount as of the balance sheet date of assets other than real property that were received in full or partial satisfaction of a debt arrangement through foreclosure proceedings or defeasance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5162-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4437-111522 + Details
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- Details
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