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CONTINGENT LIABILITIES AND ENVIRONMENTAL RESERVES (Details) $ in Millions | 54 Months Ended |
--- | --- | ---
Apr. 30, 2021 USD ($) facility | Oct. 31, 2020 USD ($)
Site Contingency [Line Items] |  |
Number of reconditioning facilities subject to litigation | facility | 2 |
Environmental liability reserves | $ 19.5 | $ 20.2
Diamond Alkali |  |
Site Contingency [Line Items] |  |
Environmental liability reserves | 11.1 | 11.1
European Drum Facilities |  |
Site Contingency [Line Items] |  |
Environmental liability reserves | $ 8.4 | $ 9.1

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