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Note 11 - Assurance Warranty Accrual (Tables)
9 Months Ended
Mar. 31, 2025
Notes Tables  
Schedule of Product Warranty Liability [Table Text Block]
   

March 31,

   

June 30,

 
   

2025

   

2024

 
   

(Unaudited)

         
                 

Beginning

  $ 27     $ 24  

Additions charged to cost and expense

    2       21  

Utilization

    (8 )     (20 )

Currency translation effect

    -       2  

Ending

  $ 21     $ 27