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Note 3 - Property, Plant, Equipment and Water Programs (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Property, Plant and Equipment [Table Text Block]
  

December 31,

 
  

2021

  

2020

 
         

Land and land improvements

 $27,548  $26,798 

Water programs

  28,784   28,323 

Pipeline

  22,087   - 

Buildings

  1,599   1,576 

Leasehold improvements

  570   570 

Furniture and fixtures

  461   461 

Machinery and equipment

  2,200   2,029 

Construction in progress

  3,128   788 
   86,377   60,545 

Less accumulated depreciation

  (7,487

)

  (7,064

)

         
  $78,890  $53,481