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Commitments and Contingencies (Tables)
 12 Months Ended
Oct. 25, 2020
Commitments and Contingencies Disclosure [Abstract]  
Schedule of purchase commitments Under these contracts, the Company is committed to make purchases, assuming current price levels, as follows: 
(in thousands)October 25, 2020
2021$964,165 
2022849,614 
2023577,898 
2024388,917 
2025164,580 
Later Years61,873 
Total$3,007,047