Stockholders' Equity, Comprehensive Income and Share-Based Compensation - Stock Repurchase Program (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended	6 Months Ended
Apr. 26, 2020	Apr. 28, 2019	Apr. 26, 2020	Apr. 28, 2019
Equity [Abstract]
Common stock repurchases (in shares)	4	16	7	38
Cost of stock repurchased	$ 199	$ 625	$ 399	$ 1,375
Average price paid per share (in dollars per share)	$ 50.14	$ 39.91	$ 54.06	$ 36.48

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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