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Note 12 - Other Income (Tables)
12 Months Ended
Dec. 31, 2023
Notes Tables  
Schedule of Other Nonoperating Income (Expense) [Table Text Block]
   

December 31,

 
   

2023

   

2022

 
   

(000's)

 

Interest income, net

  $ 7,869     $ 2,360  

Realized gain on disposal of equipment

          70  

Total other income

  $ 7,869     $ 2,430