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Note 11 - Related Party Transactions (Tables)
12 Months Ended
Dec. 31, 2024
Notes Tables  
Schedule of Related Party Transactions [Table Text Block]
  

December 31,

 
  

2024

  

2023

 

Equipment purchases and de-install costs

 $5,268,000  $6,918,000 

Costs incurred to maintain equipment

  678,000   851,000 

Total related party transactions

 $5,946,000  $7,769,000 
  

December 31,

 
  

2024

  

2023

 

Accounts payable, asset retirement obligations and other accrued liabilities

 $2,270,000  $2,361,000