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INCOME TAXES - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Apr. 28, 2019 | Apr. 29, 2018 | Apr. 28, 2019 | Apr. 29, 2018 | Oct. 27, 2019 | Oct. 28, 2018
Income Tax Contingency [Line Items] |  |  |  |  |  |
Blended income tax rate |  |  |  |  |  | 23.40%
Effective tax rate | 11.10% | 20.00% | 16.10% | 10.20% |  |
Unrecognized tax benefits that would impact effective tax rate | $ 27,700 | $ 24,600 | $ 27,700 | $ 24,600 |  |
Interest and penalties expenses related to uncertain tax positions | 0 | 200 | 0 | 400 |  |
Accrued interest and penalties associated with unrecognized tax benefits | $ 6,700 | $ 6,800 | $ 6,700 | $ 6,800 |  |
Scenario, Forecast |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Blended income tax rate |  |  |  |  | 21.00% |
Scenario, Forecast | Minimum |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Effective tax rate |  |  |  |  | 17.50% |
Scenario, Forecast | Maximum |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Effective tax rate |  |  |  |  | 19.50% |

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