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Note 18 - Notes Payable (Tables)
 6 Months Ended
Jun. 30, 2018
Notes Tables  
Schedule of Debt [Table Text Block]
(in thousands)
  
As of June 30,
2018
    
As of
December 31,
2017
  
Mortgage note payable
(1)
   $
3,303
     $
3,350
  
Acquisition Note Payable - related party
(2)
    
5,304
      
5,304
  
Ending Balance
   $
8,607
     $
8,654