Comprehensive Income (Loss) - Schedule of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2020	Oct. 31, 2019
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance, value	$ 1,133.1
Ending balance, value	1,152.2	$ 1,133.1
Foreign Currency Translation
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance, value	(298.0)	(292.8)
Other Comprehensive Income (Loss)	3.1	(5.2)
Ending balance, value	(294.9)	(298.0)
Derivative financial instruments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance, value	(12.7)
Other Comprehensive Income (Loss)	(12.0)
Ending balance, value	(24.7)	(12.7)
Derivative Financial Instruments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance, value	(12.7)	13.4
Other Comprehensive Income (Loss)		(26.1)
Ending balance, value		(12.7)
Minimum Pension Liability Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance, value	(123.0)	(97.7)
Other Comprehensive Income (Loss)	15.1	(25.3)
Ending balance, value	(107.9)	(123.0)
Accumulated Other Comprehensive Loss
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance, value	(433.7)	(377.1)
Other Comprehensive Income (Loss)	6.2	(56.6)
Ending balance, value	$ (427.5)	$ (433.7)