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Note 9 - Commitments and Contingencies (Tables)
6 Months Ended
Jun. 30, 2013
Commitments and Contingencies Disclosure [Text Block]  
Operating Leases of Lessee Disclosure [Table Text Block]
   

Amount

 

Six months ended December 31, 2013

  $ 5,975  

Year ended December 31:

       

2014

    10,621  

2015

    9,210  

2016

    6,576  

2017

    4,748  

Thereafter

    7,334  

Total

  $ 44,464