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Industry Segment Operations - Net Sales by Geographic Region (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 26, 2020 | Apr. 28, 2019 | Apr. 26, 2020 | Apr. 28, 2019
Segment Reporting Information [Line Items] |  |  |  |
Net sales | $ 3,957 | $ 3,539 | $ 8,119 | $ 7,292
Change | 12.00% |  | 11.00% |
Asia Pacific |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | $ 3,445 | 2,867 | $ 7,013 | 5,874
Change | 20.00% |  | 19.00% |
China |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | $ 1,138 | 993 | $ 2,410 | 1,961
Change | 15.00% |  | 23.00% |
Korea |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | $ 753 | 441 | $ 1,261 | 1,013
Change | 71.00% |  | 24.00% |
Taiwan |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | $ 1,029 | 794 | $ 2,394 | 1,450
Change | 30.00% |  | 65.00% |
Japan |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | $ 467 | 520 | $ 818 | 1,171
Change | (10.00%) |  | (30.00%) |
Southeast Asia |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | $ 58 | 119 | $ 130 | 279
Change | (51.00%) |  | (53.00%) |
United States |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | $ 331 | 457 | $ 772 | 907
Change | (28.00%) |  | (15.00%) |
Europe |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | $ 181 | $ 215 | $ 334 | $ 511
Change | (16.00%) |  | (35.00%) |
Sales Revenue |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Percentage of net sales | 100.00% | 100.00% | 100.00% | 100.00%
Sales Revenue | Asia Pacific |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Percentage of net sales | 87.00% | 81.00% | 86.00% | 81.00%
Sales Revenue | China |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Percentage of net sales | 29.00% | 28.00% | 30.00% | 27.00%
Sales Revenue | Korea |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Percentage of net sales | 19.00% | 13.00% | 16.00% | 14.00%
Sales Revenue | Taiwan |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Percentage of net sales | 26.00% | 22.00% | 29.00% | 20.00%
Sales Revenue | Japan |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Percentage of net sales | 12.00% | 15.00% | 10.00% | 16.00%
Sales Revenue | Southeast Asia |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Percentage of net sales | 1.00% | 3.00% | 1.00% | 4.00%
Sales Revenue | United States |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Percentage of net sales | 8.00% | 13.00% | 10.00% | 12.00%
Sales Revenue | Europe |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Percentage of net sales | 5.00% | 6.00% | 4.00% | 7.00%

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