Earnings Per Share Data - Reconciliation of Shares Used (Details) - shares shares in Thousands	12 Months Ended
	Oct. 25, 2020	Oct. 27, 2019	Oct. 28, 2018
Earnings Per Share [Abstract]
Basic Weighted-Average Shares Outstanding (in shares)	538,007	534,578	530,742	[1]
Dilutive Potential Common Shares (in shares)	8,585	10,654	13,127
Diluted Weighted-Average Shares Outstanding (in shares)	546,592	545,232	543,869	[1]
Antidilutive Potential Common Shares (in shares)	1,822	2,801	7,292

[1] Adjusted due to the adoption of Accounting Standards Update (ASU) 2017-07, Compensation - Retirement Benefits: Improving the Presentation of Net Periodic Pension Cost and Net Periodic Postretirement Benefit Cost (Topic 715). See Note A - Summary of Significant Accounting Policies.