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Cash, Cash Equivalents and Investments (Tables) | 6 Months Ended
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Apr. 30, 2023
Cash and Cash Equivalents [Abstract] |
Schedule of Cash, Cash Equivalents and Investments | The following tables summarize our cash, cash equivalents and investments by security type:
April 30, 2023 | Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Estimated Fair Value
| (In millions)
Cash | $ | 1,429 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,429 |
Cash equivalents: |  |  |  |  |  |  |
Money market funds* | 2,309 |  |  | — |  |  | — |  |  | 2,309 |
Commercial paper, corporate bonds and medium-term notes | 850 |  |  | — |  |  | — |  |  | 850 |
Total Cash equivalents | 3,159 |  |  | — |  |  | — |  |  | 3,159 |
Total Cash and Cash equivalents | $ | 4,588 |  |  | $ | — |  |  | $ | — |  |  | $ | 4,588 |
Short-term and long-term investments: |  |  |  |  |  |  |
Bank certificates of deposit and time deposits | $ | 11 |  |  | $ | — |  |  | $ | — |  |  | $ | 11 |
U.S. Treasury and agency securities | 430 |  |  | — |  |  | 8 |  |  | 422 |
Non-U.S. government securities** | 7 |  |  | — |  |  | — |  |  | 7 |
Municipal securities | 430 |  |  | 1 |  |  | 9 |  |  | 422 |
Commercial paper, corporate bonds and medium-term notes | 572 |  |  | 1 |  |  | 13 |  |  | 560 |
Asset-backed and mortgage-backed securities | 436 |  |  | — |  |  | 13 |  |  | 423 |
Total fixed income securities | 1,886 |  |  | 2 |  |  | 43 |  |  | 1,845 |
Publicly traded equity securities | 80 |  |  | 42 |  |  | 13 |  |  | 109 |
Equity investments in privately-held companies | 510 |  |  | 78 |  |  | 8 |  |  | 580 |
Total equity investments | 590 |  |  | 120 |  |  | 21 |  |  | 689 |
Total short-term and long-term investments | $ | 2,476 |  |  | $ | 122 |  |  | $ | 64 |  |  | $ | 2,534 |
Total Cash, Cash equivalents and Investments | $ | 7,064 |  |  | $ | 122 |  |  | $ | 64 |  |  | $ | 7,122 |
_________________________ *Excludes restricted cash equivalents invested in money market funds related to deferred compensation plans **Includes Canadian provincial government debt
October 30, 2022 | Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Estimated Fair Value
| (In millions)
Cash | $ | 1,199 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,199 |
Cash equivalents: |  |  |  |  |  |  |
Money market funds* | 660 |  |  | — |  |  | — |  |  | 660 |
U.S. Treasury and agency securities | 4 |  |  | — |  |  | — |  |  | 4 |
Municipal securities | 13 |  |  | — |  |  | — |  |  | 13 |
Commercial paper, corporate bonds and medium-term notes | 119 |  |  | — |  |  | — |  |  | 119 |
Total Cash equivalents | 796 |  |  | — |  |  | — |  |  | 796 |
Total Cash and Cash equivalents | $ | 1,995 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,995 |
Short-term and long-term investments: |  |  |  |  |  |  |
Bank certificates of deposit | $ | 7 |  |  | $ | — |  |  | $ | — |  |  | $ | 7 |
U.S. Treasury and agency securities | 435 |  |  | — |  |  | 13 |  |  | 422 |
Non-U.S. government securities** | 7 |  |  | — |  |  | 1 |  |  | 6 |
Municipal securities | 389 |  |  | — |  |  | 16 |  |  | 373 |
Commercial paper, corporate bonds and medium-term notes | 595 |  |  | — |  |  | 21 |  |  | 574 |
Asset-backed and mortgage-backed securities | 432 |  |  | — |  |  | 19 |  |  | 413 |
Total fixed income securities | 1,865 |  |  | — |  |  | 70 |  |  | 1,795 |
Publicly traded equity securities | 85 |  |  | 63 |  |  | 26 |  |  | 122 |
Equity investments in privately-held companies | 567 |  |  | 86 |  |  | 4 |  |  | 649 |
Total equity investments | 652 |  |  | 149 |  |  | 30 |  |  | 771 |
Total short-term and long-term investments | $ | 2,517 |  |  | $ | 149 |  |  | $ | 100 |  |  | $ | 2,566 |
Total Cash, Cash equivalents and Investments | $ | 4,512 |  |  | $ | 149 |  |  | $ | 100 |  |  | $ | 4,561 |
_________________________ *Excludes restricted cash equivalents invested in money market funds related to deferred compensation plans **Includes Canadian provincial government debt
Schedule of Contractual Maturities of Investments | The following table summarizes the contractual maturities of our investments as of April 30, 2023:
| Cost |  | Estimated Fair Value
| (In millions)
Due in one year or less | $ | 487 |  |  | $ | 482 |
Due after one through five years | 964 |  |  | 941 |
No single maturity date** | 1,025 |  |  | 1,111 |
Total | $ | 2,476 |  |  | $ | 2,534 |
_________________________ ** Securities with no single maturity date include publicly-traded and privately-held equity securities and asset-backed and mortgage-backed securities.
Schedule of Components of Gain (Loss) on Equity Investment | The components of gain (loss) on equity investments for the three and six months ended April 30, 2023 and May 1, 2022 were as follows:
| Three Months Ended |  | Six Months Ended
| April 30, 2023 |  | May 1, 2022 |  | April 30, 2023 |  | May 1, 2022
| (In millions)
Publicly traded equity securities |  |  |  |  |  |  |
Unrealized gain | $ | 1 |  |  | $ | 17 |  |  | $ | 19 |  |  | $ | 18 |
Unrealized loss | (11) |  |  | (2) |  |  | (27) |  |  | (10) |
Realized gain on sales | 1 |  |  | — |  |  | 1 |  |  | 2 |
Realized loss on sales | (1) |  |  | — |  |  | (2) |  |  | — |
Equity investments in privately-held companies |  |  |  |  |  |  |
Unrealized gain | 8 |  |  | 13 |  |  | 12 |  |  | 25 |
Unrealized loss | (9) |  |  | — |  |  | (11) |  |  | — |
Realized gain on sales | — |  |  | 2 |  |  | 5 |  |  | 2 |
Realized loss on sales and impairment | (117) |  |  | — |  |  | (117) |  |  | (4) |
Total gain (loss) on equity investments, net | $ | (128) |  |  | $ | 30 |  |  | $ | (120) |  |  | $ | 33 |

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