XML 38 R26.htm IDEA: XBRL DOCUMENT v3.26.1
Note 5 - Oil and Gas Leases (Tables)
12 Months Ended
Dec. 31, 2025
Notes Tables  
Oil and Gas, Result of Operation, Producing Activity [Table Text Block]
   

2025

   

2024

 

Gross revenues

               

Royalty interests

  $ 415,469     $ 417,846  

Lease fees

    -       -  
      415,469       417,846  

Production costs

    (36,228 )     (46,436 )

Results before income tax expense

    379,241       371,410  

Estimated income tax expense

    (97,086 )     (95,081 )

Results of operations from producing activities excluding corporate overhead

  $ 282,155     $ 276,329