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Industry Segment Operations - Schedule of Revenue Semiconductor Systems by Market (Details) - Semiconductor Systems - Revenue - Product Concentration Risk	3 Months Ended
	Jan. 25, 2026	Jan. 26, 2025
Segment Reporting Information [Line Items]
Concentration risk, percentage	100.00%	100.00%
Foundry, logic and other
Segment Reporting Information [Line Items]
Concentration risk, percentage	62.00%	69.00%
Dynamic random-access memory (DRAM)
Segment Reporting Information [Line Items]
Concentration risk, percentage	34.00%	27.00%
Flash memory (NAND)
Segment Reporting Information [Line Items]
Concentration risk, percentage	4.00%	4.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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