COMPREHENSIVE INCOME (LOSS) - Schedule of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2022	Jul. 31, 2021
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	$ 1,718.4	$ 1,429.7	$ 1,575.6	$ 1,200.7
Other comprehensive income (loss)	(26.9)	(13.9)	48.1	78.8
Foreign currency translation released from business divestment			113.1
Ending balance	1,736.6	1,507.5	1,736.6	1,507.5
Foreign Currency Translation
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance			(295.4)	(294.9)
Other comprehensive income (loss)			(104.5)
Other comprehensive income (loss)				17.9
Foreign currency translation released from business divestment			113.1
Ending balance	(286.8)	(277.0)	(286.8)	(277.0)
Derivative Financial Instruments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance			(3.6)	(24.7)
Other comprehensive income (loss)			37.1
Other comprehensive income (loss)				10.8
Foreign currency translation released from business divestment			0.0
Ending balance	33.5	(13.9)	33.5	(13.9)
Minimum Pension Liability Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance			(57.5)	(107.9)
Other comprehensive income (loss)			9.2
Other comprehensive income (loss)				49.3
Foreign currency translation released from business divestment			0.0
Ending balance	(48.3)	(58.6)	(48.3)	(58.6)
Accumulated Other Comprehensive Income (Loss)
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance	(275.9)	(335.4)	(356.5)	(427.5)
Other comprehensive income (loss)			(58.2)
Other comprehensive income (loss)				78.0
Foreign currency translation released from business divestment			113.1
Ending balance	$ (301.6)	$ (349.5)	$ (301.6)	$ (349.5)