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Retirement Plan - Additional Information (Detail) - SERP [Member] - USD ($)
$ in Thousands
Jun. 24, 2021
Jun. 25, 2020
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Accumulated benefit obligation $ 28,927 $ 25,839
Current portion of the SERP liability $ 628 $ 631