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Pension and Other Post-retirement Benefits - Changes In Fair Value (Details) - Pension Benefits - USD ($) $ in Thousands | 12 Months Ended
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Oct. 31, 2021 | Oct. 25, 2020
Change in Plan Assets |  |
Fair Value of Plan Assets at Beginning of Year | $ 1,553,532 | $ 1,477,288
Fair Value of Plan Assets at End of Year | 1,698,596 | 1,553,532
Significant Unobservable Inputs (Level 3) |  |
Change in Plan Assets |  |
Fair Value of Plan Assets at Beginning of Year | 83,838 | 84,901
Purchases, Issuances, and Settlements (Net) | (23,151) | (10,151)
Unrealized Gains/(Losses) | 26,879 | (4,577)
Realized Gains | 604 | 8,130
Interest and Dividend Income | 21,248 | 5,535
Fair Value of Plan Assets at End of Year | $ 109,419 | $ 83,838

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