v3.26.1
Note 4 - Warranty Reserve (Tables)
9 Months Ended
Mar. 31, 2026
Notes Tables  
Schedule of Product Warranty Liability [Table Text Block]
  

Nine Months Ended

  

Fiscal Year Ended

 
  

March 31, 2026

  

June 30, 2025

 

Warranty reserve, beginning

 $1,645,000  $1,567,000 

Accrual for products sold

  452,000   441,000 

Expenditures and costs incurred for warranty claims

  (313,000)  (363,000)

Warranty reserve, ending

 $1,784,000  $1,645,000