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. 28, 2019	Apr. 29, 2018	Apr. 28, 2019	Apr. 29, 2018
Equity [Abstract]
Common stock repurchases (in shares)	16	44	38	59
Cost of stock repurchased	$ 625	$ 2,500	$ 1,375	$ 3,282
Average price paid per share (in dollars per share)	$ 39.91	$ 56.35	$ 36.48	$ 55.62

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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