Employee Benefit Plans (Details) $ in Millions	12 Months Ended
	Oct. 26, 2025 USD ($) plan	Oct. 27, 2024 USD ($)	Oct. 29, 2023 USD ($)
Defined Benefit Plan Disclosure [Line Items]
Charges to expense under employee bonus plans	$ 785	$ 837	$ 702
Number of unfunded plans | plan	2
Executive Deferred Compensation Plans
Defined Benefit Plan Disclosure [Line Items]
Amounts payable under EDCP	$ 436	$ 357