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Note 7 - Property and Equipment (Tables)
9 Months Ended
Sep. 30, 2014
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment [Table Text Block]
   

September 30, 2014

   

December 31, 2013

 
   

(In thousands)

 

Property and equipment

  $ 34,516     $ 32,331  

Accumulated depreciation

    (22,573 )     (20,433 )

Property and equipment, net

  $ 11,943     $ 11,898