Cash, Cash Equivalents and Investments - Gain (Loss) on Equity Investments (Details) - USD ($) $ in Millions	3 Months Ended
	Jan. 28, 2024	Jan. 29, 2023
Gain (Loss) on Securities [Line Items]
Total gain (loss) on equity investments, net	$ 281	$ 8
Publicly traded equity securities
Gain (Loss) on Securities [Line Items]
Unrealized gain	287	18
Unrealized loss	(2)	(16)
Realized loss on sales or impairment	(1)	(1)
Equity investments in privately held companies
Gain (Loss) on Securities [Line Items]
Unrealized gain	1	4
Unrealized loss	(6)	(2)
Realized gain on sales and dividends	$ 2	$ 5