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Note 24 - Fair Value Measurements (Details) - Assets Measured at Fair Value Based on Significant Unobservable Inputs - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014
Assets: |  |
Beginning balance at December 31, | $ 365 | $ 219
Ending balance at December 31, | 243 | 365
Liabilities: |  |
Beginning balance at December 31, | 250 |
Ending balance at December 31, | 30 | 250
Assets: |  |
Realized gain (loss) included in earnings - net mortgage banking derivatives | (122) | 146
Realized (gain) loss included in earnings - net mortgage banking derivatives | (220) | 250
Equity Investment Other [Member] |  |
Assets: |  |
Beginning balance at December 31, | 219 | 219
Ending balance at December 31, | 219 | 219
Derivative Assets and Liabilities [Member] |  |
Assets: |  |
Beginning balance at December 31, | 146 |
Ending balance at December 31, | 24 | 146
Liabilities: |  |
Beginning balance at December 31, | 250 |
Ending balance at December 31, | 30 | 250
Assets: |  |
Realized gain (loss) included in earnings - net mortgage banking derivatives | (122) | 146
Realized (gain) loss included in earnings - net mortgage banking derivatives | $ (220) | $ 250

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