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Cash, Cash Equivalents and Investments - Gain (Loss) on Equity Investments (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 27, 2025 | Apr. 28, 2024 | Apr. 27, 2025 | Apr. 28, 2024
Publicly traded equity securities |  |  |  |
Unrealized gain | $ 110 | $ 25 | $ 113 | $ 312
Unrealized loss | (28) | (1) | (139) | (3)
Realized gain on sales and dividends | 22 | 2 | 25 | 2
Realized loss on sales or impairment | 0 | 0 | 0 | (1)
Equity investments in privately held companies |  |  |  |
Unrealized gain | 0 | 0 | 7 | 1
Unrealized loss | (2) | (4) | (7) | (10)
Realized gain on sales and dividends | 1 | 1 | 7 | 3
Realized loss on sales or impairment | (5) | 0 | (5) | 0
Total gain (loss) on equity investments, net | $ 98 | $ 23 | $ 1 | $ 304

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- Definition Amount of realized gain from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 321 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479536/321-10-50-4 + Details
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