Cash, Cash Equivalents and Investments - Gain (Loss) on Equity Investments (Details) - USD ($) $ in Millions	3 Months Ended
	Jan. 30, 2022	Jan. 31, 2021
Gain (Loss) on Securities [Line Items]
Total gain (loss) on equity investments, net	$ 3	$ 8
Publicly traded equity securities
Gain (Loss) on Securities [Line Items]
Unrealized gain	1	8
Unrealized loss	(8)	0
Realized gain on sales	2	0
Equity investments in privately-held companies
Gain (Loss) on Securities [Line Items]
Unrealized gain	12	1
Unrealized loss	0	(3)
Realized gain on sales	0	2
Realized loss on sales or impairment	$ (4)	$ 0