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REVENUE, Contract Assets, Liabilities and Accounts Receivable (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Aug. 01, 2021 | Aug. 02, 2020 | Aug. 01, 2021 | Aug. 02, 2020 | Oct. 31, 2020
Contract with Customer, Asset and Liability [Abstract] |  |  |  |  |
Contract assets | $ 8,900 |  | $ 8,900 |  | $ 6,300
Contract liabilities current | 15,400 |  | 15,400 |  | 8,000
Contract liabilities non-current | 5,200 |  | 5,200 |  | $ 5,200
Credit losses on accounts receivable | 0 | $ 0 | 0 | $ 0 |
Change in Contract with Customer, Liability [Abstract] |  |  |  |  |
Revenue from settlement of contract liabilities | $ 1,700 | $ 1,900 | $ 5,000 | $ 2,300 |
Minimum [Member] |  |  |  |  |
Revenue, Performance Obligation [Abstract] |  |  |  |  |
Product invoice term |  |  | 30 days |  |
Product warranty period |  |  | 1 month |  |
Maximum [Member] |  |  |  |  |
Revenue, Performance Obligation [Abstract] |  |  |  |  |
Product invoice term |  |  | 90 days |  |
Product warranty period |  |  | 24 months |  |
IC [Member] | Minimum [Member] |  |  |  |  |
Backlog of Orders [Abstract] |  |  |  |  |
Customer order, expected satisfaction period |  |  | 7 days |  |
IC [Member] | Maximum [Member] |  |  |  |  |
Backlog of Orders [Abstract] |  |  |  |  |
Customer order, expected satisfaction period |  |  | 14 days |  |
FPD [Member] | Minimum [Member] |  |  |  |  |
Backlog of Orders [Abstract] |  |  |  |  |
Customer order, expected satisfaction period |  |  | 14 days |  |
FPD [Member] | Maximum [Member] |  |  |  |  |
Backlog of Orders [Abstract] |  |  |  |  |
Customer order, expected satisfaction period |  |  | 21 days |  |

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