Employee Benefit Plans (Plan Assets Allocation) (Details)	Oct. 31, 2021	Oct. 25, 2020
Equity securities
Defined Benefit Plan Disclosure [Line Items]
Plan assets — allocation	35.00%	38.00%
Debt securities
Defined Benefit Plan Disclosure [Line Items]
Plan assets — allocation	33.00%	43.00%
Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Plan assets — allocation	23.00%	9.00%
Other investments
Defined Benefit Plan Disclosure [Line Items]
Plan assets — allocation	9.00%	10.00%