Cash, Cash Equivalents and Investments - Summary of Cash, Cash Equivalents and Investments (Details) - USD ($) $ in Millions	May 01, 2022	Oct. 31, 2021	May 02, 2021
Summary of Cash, Cash Equivalents and Investments
Cash	$ 1,242	$ 1,407
Total Cash equivalents	2,089	3,588
Total Cash and Cash equivalents	3,331	4,995	$ 6,305
Equity investments and equity securities without readily determinable, cost	666	583
Equity investments and equity securities without readily determinable, gross unrealized gains	156	121
Equity investments and equity securities without readily determinable, gross unrealized losses	21	17
Equity investments and equity securities without readily determinable, fair value	801	687
Total short-term and long-term investments cost	2,602	2,411
Gross unrealized gains on short-term and long-term investments	156	129
Gross unrealized losses on short-term and long-term investments	65	21
Total short-term and long-term investments	2,693	2,519
Cash, cash equivalents and investments, cost	5,933	7,406
Cash, cash equivalents and investments, gross unrealized gains	156	129
Cash, cash equivalents and investments, gross unrealized losses	65	21
Cash, cash equivalents and investments, estimated fair value	6,024	7,514
Total fixed income securities
Summary of Cash, Cash Equivalents and Investments
Cost of fixed income securities	1,936	1,828
Gross unrealized gains on fixed income securities	0	8
Gross unrealized losses on fixed income securities	44	4
Estimated fair value of fixed income securities	1,892	1,832
U.S. Treasury and agency securities
Summary of Cash, Cash Equivalents and Investments
Cost of fixed income securities	357	314
Gross unrealized gains on fixed income securities	0	0
Gross unrealized losses on fixed income securities	8	0
Estimated fair value of fixed income securities	349	314
Non-U.S. government securities | CANADA
Summary of Cash, Cash Equivalents and Investments
Cost of fixed income securities	7	5
Gross unrealized gains on fixed income securities	0	0
Gross unrealized losses on fixed income securities	0	0
Estimated fair value of fixed income securities	7	5
Municipal securities
Summary of Cash, Cash Equivalents and Investments
Cost of fixed income securities	378	367
Gross unrealized gains on fixed income securities	0	3
Gross unrealized losses on fixed income securities	10	1
Estimated fair value of fixed income securities	368	369
Commercial paper, corporate bonds and medium-term notes
Summary of Cash, Cash Equivalents and Investments
Cost of fixed income securities	718	587
Gross unrealized gains on fixed income securities	0	2
Gross unrealized losses on fixed income securities	14	2
Estimated fair value of fixed income securities	704	587
Asset-backed and mortgage-backed securities
Summary of Cash, Cash Equivalents and Investments
Cost of fixed income securities	476	555
Gross unrealized gains on fixed income securities	0	3
Gross unrealized losses on fixed income securities	12	1
Estimated fair value of fixed income securities	464	557
Publicly traded equity securities
Summary of Cash, Cash Equivalents and Investments
Equity investments cost	86	22
Equity investments unrealized gain	77	39
Equity investments unrealized loss	7	3
Equity investments estimated fair value	156	58
Equity investments in privately-held companies
Summary of Cash, Cash Equivalents and Investments
Equity securities without readily determinable, cost	580	561
Equity securities without readily determinable, gross unrealized gains	79	82
Equity securities without readily determinable, gross unrealized losses	14	14
Equity securities without readily determinable, fair value	645	629
Money market funds
Summary of Cash, Cash Equivalents and Investments
Total Cash equivalents	1,812	3,556
U.S. Treasury and agency securities
Summary of Cash, Cash Equivalents and Investments
Total Cash equivalents	124
Non-U.S. government securities | CANADA
Summary of Cash, Cash Equivalents and Investments
Total Cash equivalents	40
Municipal securities
Summary of Cash, Cash Equivalents and Investments
Total Cash equivalents	23	22
Commercial paper, corporate bonds and medium-term notes
Summary of Cash, Cash Equivalents and Investments
Total Cash equivalents	$ 90	$ 10