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Note 2 - Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2014
Accounting Policies [Abstract]  
Schedule of Goodwill [Table Text Block]
   

Amounts

 
   

(in thousands)

 
         

Balance at December 31, 2012

  $ 3,813  

Adjustments

    -  
         

Balance at December 31, 2013

    3,813  

Adjustments

    -  
         

Balance at December 31, 2014

  $ 3,813