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Note 16 - Stockholders' Equity (Details) - Accumulated Other Comprehensive Income - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014
Beginning balance, loss, net of tax |  |  |  |
Securities available-for sale | $ 3,339 | $ (22,090) | $ (3,172) | $ (29,729)
Cash flow hedge derivatives | (3,985) |  | (2,397) |
Total | (646) | (22,090) | (5,569) | (29,729)
Net unrealized gains/(losses) arising during the period |  |  |  |
Securities available-for sale | (6,395) | 13,750 | 104 | 24,844
Cash flow hedge derivatives | 2,328 | (263) | 740 | (263)
Total | (7,017) | 23,270 | 1,454 | 42,413
Total | (2,950) | 9,783 | 610 | 17,832
Total | (4,067) | 13,487 | 844 | 24,581
Reclassification adjustment for net losses/(gains) in net income |  |  |  |
Securities available-for sale | (1,931) | 293 | (1,943) | 3,748
Total | 3,332 | (506) | 3,353 | (6,466)
Total | 1,401 | (213) | 1,410 | (2,718)
Total | 1,931 | (293) | 1,943 | (3,748)
Total other comprehensive income/(loss) |  |  |  |
Total | (3,685) | 22,764 | 4,807 | 35,947
Total | (1,549) | 9,570 | 2,020 | 15,114
Total | (2,136) | 13,194 | 2,787 | 20,833
Ending balance, loss, net of tax |  |  |  |
Securities available-for sale | (1,125) | (8,633) | (1,125) | (8,633)
Cash flow hedge derivatives | (1,657) | (263) | (1,657) | (263)
Total | (2,782) | (8,896) | (2,782) | (8,896)
Accumulated Net Investment Gain (Loss) Attributable to Parent [Member] |  |  |  |
Net unrealized gains/(losses) arising during the period |  |  |  |
Securities available-for sale | (11,034) | 23,724 | 177 | 42,867
Securities available-for sale | (4,639) | 9,974 | 73 | 18,023
Securities available-for sale | (6,395) | 13,750 | 104 | 24,844
Reclassification adjustment for net losses/(gains) in net income |  |  |  |
Securities available-for sale | 3,332 | (506) | 3,353 | (6,466)
Securities available-for sale | 1,401 | (213) | 1,410 | (2,718)
Securities available-for sale | 1,931 | (293) | 1,943 | (3,748)
Total other comprehensive income/(loss) |  |  |  |
Securities available-for sale | (7,702) | 23,218 | 3,530 | 36,401
Securities available-for sale | (3,238) | 9,761 | 1,483 | 15,305
Securities available-for sale | (4,464) | 13,457 | 2,047 | 21,096
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] |  |  |  |
Net unrealized gains/(losses) arising during the period |  |  |  |
Cash flow hedge derivatives | 4,017 | (454) | 1,277 | (454)
Cash flow hedge derivatives | 1,689 | (191) | 537 | (191)
Cash flow hedge derivatives | 2,328 | (263) | 740 | (263)
Total other comprehensive income/(loss) |  |  |  |
Cash flow hedge derivatives | 4,017 | (454) | 1,277 | (454)
Cash flow hedge derivatives | 1,689 | (191) | 537 | (191)
Cash flow hedge derivatives | $ 2,328 | $ (263) | $ 740 | $ (263)

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