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Organization and Summary of Significant Accounting Policies (Details 5) - USD ($)
$ in Thousands
12 Months Ended
Jul. 01, 2018
Jul. 02, 2017
Jul. 03, 2016
Activity related to the repair and maintenance supply parts reserve      
Balance, Beginning of Year $ 900 $ 700 $ 620
Provision Charged to Expense 201 438 366
Amounts Written Off 201 238 286
Balance, End of Year $ 900 $ 900 $ 700