Industry Segment Operations - Percentage for Semiconductor Systems by End User (Details) - Revenue - Product Concentration Risk - Semiconductor Systems	3 Months Ended
Jan. 26, 2025	Jan. 28, 2024
Concentration Risk [Line Items]
Percentage of net revenue	100.00%	100.00%
Foundry, logic and other
Concentration Risk [Line Items]
Percentage of net revenue	68.00%	62.00%
Dynamic random-access memory (DRAM)
Concentration Risk [Line Items]
Percentage of net revenue	28.00%	34.00%
Flash memory
Concentration Risk [Line Items]
Percentage of net revenue	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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
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