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Note 10 - Preferred Stock (Tables)
12 Months Ended
Dec. 31, 2012
Schedule of Stockholders Equity [Table Text Block]
   
2012
   
2011
 
             
Series E Non-Cumulative Convertible Perpetual Preferred Stock
    25,000       25,000  
Series F Non-Cumulative Perpetual Preferred Stock
    29,867       40,090  
    $ 54,867     $ 65,090