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Note 22 - Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Note 22 - Accumulated Other Comprehensive Income (Loss) (Details) [Line Items]      
Accumulated Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax $ 1,400 $ 200 $ 5,400
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax 0 7 551
Interest Rate Swap [Member]      
Note 22 - Accumulated Other Comprehensive Income (Loss) (Details) [Line Items]      
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax $ (200) $ (200) $ (200)