v3.26.1
Note 9 - Incentive and Retirement Plans (Tables)
12 Months Ended
Dec. 31, 2025
Notes Tables  
Schedule of Deferred Compensation Arrangement with Individual, Excluding Share-Based Payments and Postretirement Benefits by Title of Individual and Type of Deferred Compensation [Table Text Block]
   

Targeted

           
   

Performance-Based

         

Vesting

   

Cash

   

Vested

 

Date

Balance at December 31, 2024

  $ -     $ -    

Issued

  $ 432,245     $ -  

1/1/2028

Balance at December 31, 2025

  $ 432,245     $ -