CONSOLIDATION OF VARIABLE INTEREST ENTITIES - Total Net Assets of Flexible Packaging JV (Details) - USD ($) $ in Millions	Jul. 31, 2020	Oct. 31, 2019
Variable Interest Entity [Line Items]
Cash and cash equivalents	$ 98.5	$ 77.3
Trade accounts receivable, less allowance of $0.8 in 2020 and $0.7 in 2019	624.5	664.2
Properties, plants and equipment, net	1,588.8	1,690.3
Total assets	5,593.8	5,426.7
Accounts payable	436.0	435.2
Allowance of trade accounts receivable	8.4	6.8
Held by special purpose entities
Variable Interest Entity [Line Items]
Total assets	51.3	51.9
Flexible Packaging JV | Held by special purpose entities
Variable Interest Entity [Line Items]
Cash and cash equivalents	21.9	16.9
Trade accounts receivable, less allowance of $0.8 in 2020 and $0.7 in 2019	45.9	51.2
Inventories	40.2	46.4
Properties, plants and equipment, net	22.8	22.3
Other assets	27.6	29.3
Total assets	158.4	166.1
Accounts payable	31.9	28.9
Other liabilities	22.3	23.6
Liabilities	54.2	52.5
Allowance of trade accounts receivable	$ 0.8	$ 0.7