v3.26.3
Note 1 - Nature of Operations, Principles of Consolidation and Basis of Presentation of Interim Financial Statements (Tables)
3 Months Ended
Sep. 30, 2026
Notes Tables  
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
  

Three Months Ended

 
  

September 30,

 
  

2026

  

2025

 
         

Anti-dilutive stock options

  5,085,017   2,445,850 

Total anti-dilutive shares

  5,085,017   2,445,850