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Note 6. Commitments and Contingent Liabilities (Tables)
6 Months Ended
Dec. 31, 2018
Commitments and Contingent Liabilities [Abstract]  
Schedule of Product Warranty Liability
Changes in the product warranty accrual for the six months ended December 31, 2018 and 2017 were as follows:
 
Six Months Ended
 
December 31
(Amounts in Thousands)
2018
 
2017
Product warranty liability at the beginning of the period
$
656

 
$
593

Additions to warranty accrual (including changes in estimates)
66

 
186

Settlements made (in cash or in kind)
(39
)
 
(79
)
Product warranty liability at the end of the period
$
683

 
$
700