Cash, Cash Equivalents and Investments - Summary of Cash, Cash Equivalents and Investments (Details) - USD ($) $ in Millions	Oct. 27, 2024	Oct. 29, 2023	Oct. 30, 2022
Summary of Cash, Cash Equivalents and Investments
Cash	$ 1,313	$ 1,417
Total cash equivalents	6,709	4,715
Total cash and cash equivalents	8,022	6,132	$ 1,995
Equity investments and equity securities without readily determinable, cost	798	735
Equity investments and equity securities without readily determinable, gross unrealized gains	243	249
Equity investments and equity securities without readily determinable, gross unrealized losses	27	26
Equity investments and equity securities without readily determinable, fair value	1,014	958
Total short-term and long-term investments cost	4,022	2,841
Gross unrealized gains on short-term and long-term investments	252	249
Gross unrealized losses on short-term and long-term investments	38	72
Total short-term and long-term investments	4,236	3,018
Cash, cash equivalents and investments, cost	12,044	8,973
Cash, cash equivalents and investments, gross unrealized gains	252	249
Cash, cash equivalents and investments, gross unrealized losses	38	72
Cash, cash equivalents and investments, estimated fair value	12,258	9,150
Restricted cash equivalents included in deferred income taxes and other assets	91	101	$ 105
Total fixed income securities
Summary of Cash, Cash Equivalents and Investments
Cost of fixed income securities	3,224	2,106
Gross unrealized gains on fixed income securities	9	0
Gross unrealized losses on fixed income securities	11	46
Estimated fair value of fixed income securities	3,222	2,060
Bank certificates of deposit and time deposits
Summary of Cash, Cash Equivalents and Investments
Cost of fixed income securities	13	18
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	13	18
U.S. Treasury and agency securities
Summary of Cash, Cash Equivalents and Investments
Cost of fixed income securities	1,306	381
Gross unrealized gains on fixed income securities	0	0
Gross unrealized losses on fixed income securities	2	7
Estimated fair value of fixed income securities	1,304	374
Non-U.S. government securities
Summary of Cash, Cash Equivalents and Investments
Cost of fixed income securities	5	7
Gross unrealized gains on fixed income securities	0	0
Gross unrealized losses on fixed income securities	0	1
Estimated fair value of fixed income securities	5	6
Municipal securities
Summary of Cash, Cash Equivalents and Investments
Cost of fixed income securities	441	438
Gross unrealized gains on fixed income securities	2	0
Gross unrealized losses on fixed income securities	2	11
Estimated fair value of fixed income securities	441	427
Commercial paper, corporate bonds and medium-term notes
Summary of Cash, Cash Equivalents and Investments
Cost of fixed income securities	803	760
Gross unrealized gains on fixed income securities	4	0
Gross unrealized losses on fixed income securities	2	12
Estimated fair value of fixed income securities	805	748
Asset-backed and mortgage-backed securities
Summary of Cash, Cash Equivalents and Investments
Cost of fixed income securities	656	502
Gross unrealized gains on fixed income securities	3	0
Gross unrealized losses on fixed income securities	5	15
Estimated fair value of fixed income securities	654	487
Publicly traded equity securities
Summary of Cash, Cash Equivalents and Investments
Equity investments cost	543	543
Equity investments unrealized gains	185	171
Equity securities, gross unrealized losses	5	16
Equity investments estimated fair value	723	698
Equity investments in privately held companies
Summary of Cash, Cash Equivalents and Investments
Equity securities without readily determinable, cost	255	192
Equity securities without readily determinable, fair value, gross unrealized gains	58	78
Equity securities without readily determinable, fair value, gross unrealized losses	22	10
Equity securities without readily determinable, fair value	291	260
Money market funds
Summary of Cash, Cash Equivalents and Investments
Total cash equivalents	3,421	3,260
Restricted cash equivalents included in deferred income taxes and other assets	91	101
Bank certificates of deposit and time deposits
Summary of Cash, Cash Equivalents and Investments
Total cash equivalents	90
U.S. Treasury and agency securities
Summary of Cash, Cash Equivalents and Investments
Total cash equivalents	1,394
Municipal securities
Summary of Cash, Cash Equivalents and Investments
Total cash equivalents	19	26
Commercial paper, corporate bonds and medium-term notes
Summary of Cash, Cash Equivalents and Investments
Total cash equivalents	$ 1,785	$ 1,429