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Cash, Cash Equivalents and Investments - Summary of Cash, Cash Equivalents and Investments (Details) - USD ($)
$ in Millions
Jul. 26, 2026
Oct. 26, 2025
Jul. 27, 2025
Summary of Cash, Cash Equivalents and Investments      
Cash $ 1,763 $ 1,419  
Total cash equivalents 5,274 5,822  
Total cash and cash equivalents 7,037 7,241 $ 5,384
Total equity investments, cost 1,343 1,630  
Total equity investments, gross unrealized gains 1,166 898  
Total equity investments, gross unrealized losses 88 48  
Total equity investments, estimated fair value 2,421 2,480  
Total short-term and long-term investments cost 6,406 4,793  
Total short-term and long-term investments, gross unrealized gains 1,167 916  
Total short-term and long-term investments ,gross unrealized losses 109 50  
Total short-term and long-term investments, fair value 7,464 5,659  
Total cash, cash equivalents and investments, cost 13,443 12,034  
Total cash, cash equivalents and investments, gross unrealized gains 1,167 916  
Total cash, cash equivalents and investments, gross unrealized losses 109 50  
Total cash, cash equivalents and investments, estimated fair value 14,501 12,900  
Restricted cash equivalents included in deferred income taxes and other assets 57   $ 70
Total fixed income securities      
Summary of Cash, Cash Equivalents and Investments      
Cost of fixed income securities 5,063 3,163  
Gross unrealized gains on fixed income securities 1 18  
Gross unrealized losses on fixed income securities 21 2  
Estimated fair value of fixed income securities 5,043 3,179  
Bank certificates of deposit and time deposits      
Summary of Cash, Cash Equivalents and Investments      
Cost of fixed income securities 7 4  
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 4  
U.S. Treasury and agency securities      
Summary of Cash, Cash Equivalents and Investments      
Cost of fixed income securities 2,911 1,229  
Gross unrealized gains on fixed income securities 0 3  
Gross unrealized losses on fixed income securities 11 0  
Estimated fair value of fixed income securities 2,900 1,232  
Non-U.S. government securities      
Summary of Cash, Cash Equivalents and Investments      
Cost of fixed income securities 12 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 12 5  
Municipal securities      
Summary of Cash, Cash Equivalents and Investments      
Cost of fixed income securities 471 463  
Gross unrealized gains on fixed income securities 0 5  
Gross unrealized losses on fixed income securities 3 0  
Estimated fair value of fixed income securities 468 468  
Commercial paper, corporate bonds and medium-term notes      
Summary of Cash, Cash Equivalents and Investments      
Cost of fixed income securities 1,089 848  
Gross unrealized gains on fixed income securities 1 6  
Gross unrealized losses on fixed income securities 3 0  
Estimated fair value of fixed income securities 1,087 854  
Asset-backed and mortgage-backed securities      
Summary of Cash, Cash Equivalents and Investments      
Cost of fixed income securities 573 614  
Gross unrealized gains on fixed income securities 0 4  
Gross unrealized losses on fixed income securities 4 2  
Estimated fair value of fixed income securities 569 616  
Publicly traded equity securities      
Summary of Cash, Cash Equivalents and Investments      
Equity investments, cost 965 1,288  
Equity investments, unrealized gains 1,015 824  
Equity investments, unrealized losses 1 2  
Equity investments, estimated fair value 1,979 2,110  
Equity investments in privately held companies      
Summary of Cash, Cash Equivalents and Investments      
Equity investments in privately held companies, cost 378 342  
Equity investments in privately held companies, gross unrealized gains 151 74  
Equity investments in privately held companies , gross unrealized losses 87 46  
Equity investments in privately held companies, estimated fair value 442 370  
Money market funds      
Summary of Cash, Cash Equivalents and Investments      
Total cash equivalents 2,192 2,193  
Restricted cash equivalents included in deferred income taxes and other assets 57 71  
Bank certificates of deposit and time deposits      
Summary of Cash, Cash Equivalents and Investments      
Total cash equivalents 240 180  
U.S. Treasury and agency securities      
Summary of Cash, Cash Equivalents and Investments      
Total cash equivalents 1,196 1,196  
Municipal securities      
Summary of Cash, Cash Equivalents and Investments      
Total cash equivalents 5 5  
Commercial paper, corporate bonds and medium-term notes      
Summary of Cash, Cash Equivalents and Investments      
Total cash equivalents $ 1,641 $ 2,248