CONSOLIDATION OF VARIABLE INTEREST ENTITIES - Total Net Assets of Flexible Packaging JV (Details) - USD ($) $ in Millions	Apr. 30, 2020	Oct. 31, 2019
Variable Interest Entity [Line Items]
Cash and cash equivalents	$ 72.4	$ 77.3
Trade accounts receivable, less allowance of $1.0 in 2020 and $0.7 in 2019	640.5	664.2
Properties, plants and equipment, net	1,596.1	1,690.3
Total assets	5,529.0	5,426.7
Accounts payable	418.3	435.2
Allowance of trade accounts receivable	8.3	6.8
Held by special purpose entities
Variable Interest Entity [Line Items]
Total assets	51.7	51.9
Flexible Packaging JV | Held by special purpose entities
Variable Interest Entity [Line Items]
Cash and cash equivalents	27.5	16.9
Trade accounts receivable, less allowance of $1.0 in 2020 and $0.7 in 2019	45.0	51.2
Inventories	38.2	46.4
Properties, plants and equipment, net	20.0	22.3
Other assets	26.8	29.3
Total assets	157.5	166.1
Accounts payable	26.4	28.9
Other liabilities	18.4	23.6
Liabilities	44.8	52.5
Allowance of trade accounts receivable	$ 1.0	$ 0.7