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Industry Segment Operations - Schedule of Revenue Semiconductor Systems by Market (Details) - Semiconductor Systems - Net sales - Product Concentration Risk | 12 Months Ended
--- | ---
Oct. 26, 2025 | Oct. 27, 2024 | Oct. 29, 2023
Segment Reporting Information [Line Items] |  |  |
Percentage of net revenue | 100.00% | 100.00% | 100.00%
Foundry, logic and other |  |  |
Segment Reporting Information [Line Items] |  |  |
Percentage of net revenue | 67.00% | 68.00% | 77.00%
Dynamic random-access memory (DRAM) |  |  |
Segment Reporting Information [Line Items] |  |  |
Percentage of net revenue | 26.00% | 28.00% | 17.00%
Flash memory (NAND) |  |  |
Segment Reporting Information [Line Items] |  |  |
Percentage of net revenue | 7.00% | 4.00% | 6.00%

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