INCOME TAXES - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2016
Income Taxes [Line Items]
Statutory federal income tax rate	23.30%	35.00%	35.00%
Tax expense for remeasurement of deferred tax assets and liabilities	$ 19.3
Deemed repatriation tax	13.4
Undistributed earnings of foreign subsidiaries	42.5
Accrued interest and penalties for unrecognized tax benefits	0.4
Potential benefits that would affect the effective tax rate	2.2
Foreign Jurisdictions
Income Taxes [Line Items]
Net operating loss carryforwards in foreign jurisdictions	6.0
Net operating loss carryforwards in foreign jurisdictions not subject to expiration	4.9
Net operating loss carryforwards in foreign jurisdictions subject to expiration between fiscal years 2017 and 2022	$ 1.1