Note 17 - Other Comprehensive Income (Loss) - Changes in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Balance | $ (238) | $ 1,138 | $ (3,092) |
| Other comprehensive (loss) income before reclassifications | (912) | 139 | 8,370 |
| Amounts reclassified from accumulated other comprehensive (loss) income | (634) | (1,515) | (4,140) |
| Net other comprehensive (loss) income during the period | (1,546) | (1,376) | 4,230 |
| Balance\ | $ (1,784) | $ (238) | $ 1,138 |