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Income Taxes (Schedule Of Unrecognized Tax Benefits) (Detail) - USD ($)
12 Months Ended
Jul. 03, 2021
Jun. 27, 2020
Jun. 29, 2019
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]      
Balances, beginning of period $ 2,863,000 $ 4,099,000 $ 4,011,000
Additions based on tax positions related to the current year 193,000 109,000 88,000
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions 2,102,000 0 0
Lapse of statute of limitations (295,000) (1,345,000) 0
Balances, end of period $ 4,863,000 $ 2,863,000 $ 4,099,000