Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2022	Aug. 01, 2021	Jul. 31, 2022	Aug. 01, 2021
Numerator:
Net income	$ 1,606	$ 1,716	$ 4,934	$ 4,176
Denominator:
Weighted average common shares outstanding (in shares)	864	908	877	914
Effect of dilutive restricted stock units and employee stock purchase plan shares (in shares)	5	10	6	9
Denominator for diluted earnings per share (in shares)	869	918	883	923
Basic earnings per share (in dollars per share)	$ 1.86	$ 1.89	$ 5.63	$ 4.57
Diluted earnings per share (in dollars per share)	$ 1.85	$ 1.87	$ 5.59	$ 4.52
Potentially dilutive securities (in shares)	3	0	2	0