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Inventories - Schedule of Inventories (Details) - USD ($)
$ in Thousands
May 30, 2020
Aug. 31, 2019
Inventory Disclosure [Abstract]    
Finished goods $ 39,071 $ 53,417
Work-in-process 80,828 82,926
Raw materials 112,930 105,804
Total 232,829 242,147
Less last-in, first-out ("LIFO") reserve 42,470 41,021
Inventories, net $ 190,359 $ 201,126