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INCOME TAXES (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Apr. 30, 2019 | Apr. 30, 2018 | Apr. 30, 2019 | Apr. 30, 2018 | Feb. 11, 2019
Income Tax Contingency [Line Items] |  |  |  |  |
Income tax expense (benefit) | $ 11.5 | $ 21.1 | $ 31.5 | $ 5.5 |
Caraustar |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |
Deferred tax liabilities |  |  |  |  | $ 185.7

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