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Note 3 - Property, Plant, Equipment and Water Programs (Tables)
 12 Months Ended
Dec. 31, 2016
Notes Tables  
Property, Plant and Equipment [Table Text Block]
 
 
December 31,
 
 
 
201
6
 
 
201
5
 
                 
Land and land improvements
   $
24,781
     $
24,781
  
Water programs
    
21,324
      
21,324
  
Buildings
    
1,572
      
1,572
  
Leasehold improvements
    
570
      
570
  
Furniture and fixtures
    
461
      
461
  
Machinery and equipment
    
1,313
      
1,313
  
Construction in progress
    
112
      
112
  
     
50,134
      
50,133
  
Less accumulated depreciation
    
(5,951
)
   
(5,659
)
                 
    $
44,182
     $
44,474