Consolidated Condensed Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2022	Aug. 01, 2021	Jul. 31, 2022	Aug. 01, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 1,606	$ 1,716	$ 4,934	$ 4,176
Other comprehensive income (loss), net of tax:
Change in unrealized gain (loss) on available-for-sale investments	3	(1)	(45)	(11)
Change in unrealized net loss on derivative instruments	13	(1)	46	18
Other comprehensive income (loss), net of tax	16	(2)	1	7
Comprehensive income	$ 1,622	$ 1,714	$ 4,935	$ 4,183