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Inventories (Components Of Inventories) (Detail) - USD ($)
$ in Thousands
Sep. 26, 2020
Jun. 27, 2020
Inventory Disclosure [Abstract]    
Finished goods $ 15,632 $ 15,269
Work-in-process 21,418 17,390
Raw materials and supplies 82,741 82,361
Inventories 119,791 115,020
Inventory Valuation Reserves $ 14,500 $ 17,300