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Commitments and Contingencies (Tables)
9 Months Ended
Mar. 31, 2019
Commitments and Contingencies Disclosure [Abstract]  
Summary of changes in product warranty liabilities
The following table summarizes the changes in the Company's product warranty liabilities (in thousands):
Balance at June 24, 2018

$1,774

Warranties accrued in current period
581

Expenditures
(355
)
Balance at March 31, 2019

$2,000