Stockholders' Equity - Schedule of Changes in Accumulated Other Comprehensive Income (Loss) Income (Details) - USD ($) $ in Millions	9 Months Ended
	Jul. 31, 2023	Jul. 31, 2022
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 7,174.7	$ 6,942.0
Gross change in value	88.2	(122.4)
Tax effect	3.8	(13.6)
Ending balance	7,528.5	7,083.1
Foreign Currency Translation Adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(555.0)	(320.3)
Gross change in value	103.9	(178.3)
Tax effect	0.0	0.0
Ending balance	(451.1)	(498.6)
Minimum Pension Liability
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(6.2)	(34.1)
Gross change in value	0.0	0.2
Tax effect	0.0	0.0
Ending balance	(6.2)	(33.9)
Derivative Instruments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	94.4	13.1
Gross change in value	(15.7)	55.7
Tax effect	3.8	(13.6)
Ending balance	82.5	55.2
Accumulated Other Comprehensive Loss
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(466.8)	(341.3)
Ending balance	$ (374.8)	$ (477.3)