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Note 17 - Other Non Current Liabilities (Tables)
 3 Months Ended 12 Months Ended
Mar. 31, 2014
Dec. 31, 2013
Other Liabilities and Financial Instruments Subject to Mandatory Redemption [Abstract]    
Schedule of Long-term Debt Instruments [Table Text Block]
Year ending December 31,
 
Tranche A of the Termination Fee
   
Tranche B of the Termination Fee
 
2014 (remainder)
    650        
2015
    800        
2016
    800        
2017
    1,500       806  
  Total
    3,750       806  
Year ending December 31,
 
Tranche A of the Termination Fee
   
Tranche B of the Termination Fee
 
2014
    800        
2015
    800        
2016
    800        
2017
    1,500       806  
      3,900       806