Stockholders' Equity - Schedule of Changes in Accumulated Other Comprehensive Income (Loss) Income (Details) - USD ($) $ in Millions		6 Months Ended
		Apr. 30, 2024		Apr. 30, 2023
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Common stock, beginning balance	[1]	$ 7,551.0		$ 7,174.7
Gross change in value		29.1		34.5
Tax effect		2.1		8.5
Common stock, ending balance		7,803.9	[2]	7,378.0	[1]
Foreign Currency Translation Adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Common stock, beginning balance		(538.0)		(555.0)
Gross change in value		37.8		69.5
Tax effect		0.0		0.0
Common stock, ending balance		(500.2)		(485.5)
Minimum Pension Liability
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Common stock, beginning balance		(3.2)		(6.2)
Gross change in value		0.0		0.0
Tax effect		0.0		0.0
Common stock, ending balance		(3.2)		(6.2)
Derivative Instruments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Common stock, beginning balance		87.4		94.4
Gross change in value		(8.7)		(35.0)
Tax effect		2.1		8.5
Common stock, ending balance		80.8		67.9
Accumulated Other Comprehensive Loss
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Common stock, beginning balance	[1]	(453.8)		(466.8)
Common stock, ending balance	[1]	$ (422.6)		$ (423.8)

[1] All periods presented have been adjusted to reflect the four-for-one stock split effected on February 16, 2024. Refer to Note 1. General for further information.

[2] All periods presented have been adjusted to reflect the four-for-one stock split effected on February 16, 2024. Refer to Note 1. General for further information.