Note 18 - Income Taxes (Details Textual) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Deferred Tax Assets, Operating Loss Carryforwards, State and Local | $ 157 | ||
| Deferred Tax Assets, Valuation Allowance, Percentage | 100.00% | ||
| Deferred Income Tax Expense (Benefit), Without Acquisition | $ 7,200 | ||
| Unrecognized Tax Benefits, Increase Resulting from Acquisition | 2,500 | ||
| Liability for Uncertainty in Income Taxes, Current | 0 | $ 0 | $ 0 |
| Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued | 0 | ||
| Internal Revenue Service (IRS) [Member] | |||
| Operating Loss Carryforwards | $ 1,300 | ||
| Operating Loss Carry forwards, Expiration Year | 2030 | ||
| Alternative Minimum Tax Credit Carry Forward | $ 567 |