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Note 24 - Subsequent Event (Details) - USD ($)
$ / shares in Units, $ in Millions
1 Months Ended 12 Months Ended
Jan. 25, 2016
Jan. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Note 24 - Subsequent Event (Details) [Line Items]          
Common Stock, Dividends, Per Share, Declared (in Dollars per share)     $ 0 $ 0 $ 0
Subsequent Event [Member]          
Note 24 - Subsequent Event (Details) [Line Items]          
Common Stock, Dividends, Per Share, Declared (in Dollars per share) $ 0.07        
Trust Preferred Securities [Member] | Subsequent Event [Member]          
Note 24 - Subsequent Event (Details) [Line Items]          
Gains (Losses) on Extinguishment of Debt   $ 4.1      
Preferred Trust Securities Sold, Carrying Amount   15.0      
Payments for Repurchase of Trust Preferred Securities   $ 10.9