Note 12 - Income Taxes (Details Textual) - USD ($) |
3 Months Ended | |
|---|---|---|
Mar. 31, 2017 |
Mar. 31, 2016 |
|
| Income Tax Expense (Benefit) | $ 81,000 | $ 36,000 |
| Effective Income Tax Rate Reconciliation, Percent | (13.60%) | (0.90%) |
| X | ||||||||||
- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|