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Note 7. Commitments and Contingent Liabilities (Tables)
12 Months Ended
Jun. 30, 2021
Commitments and Contingent Liabilities [Abstract]  
Schedule of Product Warranty Liability
Changes in the product warranty liability during fiscal years 2021, 2020, and 2019 were as follows:
(Amounts in Thousands)202120202019
Product Warranty Liability at the beginning of the year$647 $958 $656 
Additions to warranty accrual (including changes in estimates)
21 (271)361 
Settlements made (in cash or in kind)(58)(40)(59)
Product Warranty Liability at the end of the year$610 $647 $958