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Note 11 - Assurance Warranty Accrual (Tables)
3 Months Ended
Sep. 30, 2025
Notes Tables  
Schedule of Product Warranty Liability [Table Text Block]
   

September 30,

   

June 30,

 
   

2025

   

2025

 
   

(Unaudited)

         
                 

Beginning

  $ 17     $ 27  

Additions charged to cost and expense

    -       4  

Utilization

    -       (15 )

Currency translation effect

    1       1  

Ending

  $ 18     $ 17