Note 22 - Reclassifications from Accumulated Other Comprehensive Income (Details) - Changes in Accumulated Other Comprehensive Income - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
|
| Changes in Accumulated Other Comprehensive Income [Abstract] | |||
| Balance at beginning of period | $ 4,259 | $ 7,436 | |
| Balance at end of period | 2,055 | 4,259 | $ 7,436 |
| Other comprehensive income (loss) before reclassifications | (2,134) | (507) | |
| Amounts reclassified from accumulated other comprehensive loss | (70) | (2,670) | |
| Net current-period other comprehensive loss | $ (2,204) | $ (3,177) | $ 4,839 |