Cash, Cash Equivalents and Investments - Gain (Loss) on Equity Investments (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 27, 2025	Jul. 28, 2024	Jul. 27, 2025	Jul. 28, 2024
Publicly traded equity securities
Unrealized gain	$ 311	$ 6	$ 424	$ 318
Unrealized loss	0	(30)	(139)	(33)
Realized gain on sales and dividends	5	3	30	5
Realized loss on sales or impairment	0	0	0	(1)
Equity investments in privately held companies
Unrealized gain	9	1	16	2
Unrealized loss	(6)	(2)	(13)	(12)
Realized gain on sales and dividends	1	0	8	3
Realized loss on sales or impairment	(22)	(19)	(27)	(19)
Total gain (loss) on equity investments, net	$ 298	$ (41)	$ 299	$ 263