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Retirement Plan - Changes in Projected Benefit Obligation (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jun. 26, 2025
Jun. 27, 2024
Jun. 29, 2023
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]      
Projected benefit obligation at beginning of year $ 26,862 $ 28,017  
Service cost 516 251 $ 801
Interest cost 1,445 1,400 1,366
Actuarial gain 640 (1,663) (3,007)
Benefits paid (724) (1,143)  
Projected benefit obligation at end of year $ 28,739 $ 26,862 $ 28,017