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Inventories (Tables)
6 Months Ended
Feb. 26, 2022
Inventory Disclosure [Abstract]  
Schedule of Inventory
Inventories consist of the following:
(in thousands)February 26,
2022
August 28,
2021
Finished goods$14,438 $12,243 
Work-in-process187,826 184,611 
Raw materials308,926 183,583 
Total511,190 380,437 
Less: Excess of FIFO over LIFO cost41,736 38,964 
Inventories, net$469,454 $341,473 

Inventory valuation methods consist of the following:
(in thousands)February 26,
2022
August 28,
2021
LIFO basis$202,162 $139,544 
First-in, first-out basis309,028 240,893 
Total$511,190 $380,437