Note 11 - Accrued Expenses (Details Textual) - USD ($) |
Dec. 31, 2016 |
Dec. 31, 2015 |
|---|---|---|
| Management Incentive Plans [Member] | ||
| Deferred Compensation Arrangement with Individual, Cash Award Granted, Amount | $ 214,000 | $ 214,000 |
| X | ||||||||||
- Definition Amount of commitment made to pay deferred cash remuneration. No definition available.
|
| X | ||||||||||
- Details
|