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Note 11 - Income Taxes (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017 | Dec. 31, 2017
Income Tax Expense (Benefit), Total | $ 269 | $ 173 | $ 431 | $ 435 |
Effective Income Tax Rate Reconciliation, Percent, Total |  |  | 29.80% | 23.00% |
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount, Total | 200 |  |  |  |
Deferred Tax Assets, Net, Total | $ 5,500 |  | $ 5,500 |  | $ 5,600

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- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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