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RESTRUCTURING CHARGES - Amounts Expected to be Incurred, Amounts Incurred, and Amounts Remaining to Be Incurred (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Apr. 30, 2019 | Apr. 30, 2018 | Apr. 30, 2019 | Apr. 30, 2018 | Oct. 31, 2018
Restructuring and Related Costs [Line Items] |  |  |  |  |
Total Amounts Expected to be Incurred | $ 35.6 |  | $ 35.6 |  |
Amounts Incurred During the six months ended April 30, 2019 | 7.5 | $ 6.0 | 11.2 | $ 10.1 |
Amounts Remaining to be Incurred | 24.4 |  | 24.4 |  | $ 12.0
Employee Separation Costs |  |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |  |
Amounts Incurred During the six months ended April 30, 2019 | 7.0 |  | 10.5 |  |
Other Costs |  |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |  |
Amounts Incurred During the six months ended April 30, 2019 | 0.5 |  | 0.7 |  |
Rigid Industrial Packaging & Services |  |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |  |
Total Amounts Expected to be Incurred | 31.2 |  | 31.2 |  |
Amounts Incurred During the six months ended April 30, 2019 |  |  | 8.0 |  |
Amounts Remaining to be Incurred | 23.2 |  | 23.2 |  |
Rigid Industrial Packaging & Services | Employee Separation Costs |  |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |  |
Total Amounts Expected to be Incurred | 24.5 |  | 24.5 |  |
Amounts Incurred During the six months ended April 30, 2019 |  |  | 7.3 |  |
Amounts Remaining to be Incurred | 17.2 |  | 17.2 |  |
Rigid Industrial Packaging & Services | Other Costs |  |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |  |
Total Amounts Expected to be Incurred | 6.7 |  | 6.7 |  |
Amounts Incurred During the six months ended April 30, 2019 |  |  | 0.7 |  |
Amounts Remaining to be Incurred | 6.0 |  | 6.0 |  |
Flexible Products & Services |  |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |  |
Total Amounts Expected to be Incurred | 1.2 |  | 1.2 |  |
Amounts Incurred During the six months ended April 30, 2019 |  |  | 0.0 |  |
Amounts Remaining to be Incurred | 1.2 |  | 1.2 |  |
Flexible Products & Services | Employee Separation Costs |  |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |  |
Total Amounts Expected to be Incurred | 0.0 |  | 0.0 |  |
Amounts Incurred During the six months ended April 30, 2019 |  |  | 0.0 |  |
Amounts Remaining to be Incurred | 0.0 |  | 0.0 |  |
Flexible Products & Services | Other Costs |  |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |  |
Total Amounts Expected to be Incurred | 1.2 |  | 1.2 |  |
Amounts Incurred During the six months ended April 30, 2019 |  |  | 0.0 |  |
Amounts Remaining to be Incurred | 1.2 |  | 1.2 |  |
Paper Packaging & Services |  |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |  |
Total Amounts Expected to be Incurred | 3.1 |  | 3.1 |  |
Amounts Incurred During the six months ended April 30, 2019 |  |  | 3.1 |  |
Amounts Remaining to be Incurred | 0.0 |  | 0.0 |  |
Paper Packaging & Services | Employee Separation Costs |  |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |  |
Total Amounts Expected to be Incurred | 3.1 |  | 3.1 |  |
Amounts Incurred During the six months ended April 30, 2019 |  |  | 3.1 |  |
Amounts Remaining to be Incurred | 0.0 |  | 0.0 |  |
Paper Packaging & Services | Other Costs |  |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |  |
Total Amounts Expected to be Incurred | 0.0 |  | 0.0 |  |
Amounts Incurred During the six months ended April 30, 2019 |  |  | 0.0 |  |
Amounts Remaining to be Incurred | 0.0 |  | 0.0 |  |
Land Management |  |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |  |
Total Amounts Expected to be Incurred | 0.1 |  | 0.1 |  |
Amounts Incurred During the six months ended April 30, 2019 |  |  | 0.1 |  |
Amounts Remaining to be Incurred | 0.0 |  | 0.0 |  |
Land Management | Employee Separation Costs |  |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |  |
Total Amounts Expected to be Incurred | 0.1 |  | 0.1 |  |
Amounts Incurred During the six months ended April 30, 2019 |  |  | 0.1 |  |
Amounts Remaining to be Incurred | 0.0 |  | 0.0 |  |
Land Management | Other Costs |  |  |  |  |
Restructuring and Related Costs [Line Items] |  |  |  |  |
Total Amounts Expected to be Incurred | 0.0 |  | 0.0 |  |
Amounts Incurred During the six months ended April 30, 2019 |  |  | 0.0 |  |
Amounts Remaining to be Incurred | $ 0.0 |  | $ 0.0 |  |

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