Consolidated Statements of Stockholders' Equity - USD ($) $ in Millions		Total		Common Shares		Treasury Stock		Treasury Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Loss	Retained Earnings	Noncontrolling Interests
Common stock, beginning balance (in shares) at Oct. 31, 2021	[1]			197,200,000
Beginning balance at Oct. 31, 2021	[1]	$ 6,942.0		$ 19.7		$ (639.6)		$ 1.8	$ 1,699.1	$ (341.3)	$ 6,202.1	$ 0.2
Treasury stock, beginning balance (in shares) at Oct. 31, 2021	[1]					17,600,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		385.8									385.8
Other comprehensive income (loss), net of tax		(125.5)								(125.5)
Issuance of common stock for stock plans, net and employee stock purchase plan (in shares)				400,000
Issuance of common stock for stock plans, net and employee stock purchase plan		1.5				$ 3.6			(2.1)
Treasury stock repurchase (in shares)				(200,000)		(200,000)
Treasury stock repurchase		(78.5)				$ (78.5)
Dividends on common stock		(3.0)									(3.0)
Share-based compensation expense		52.4							52.4
Common stock, ending balance (in shares) at Oct. 31, 2022	[1]			197,400,000
Ending balance at Oct. 31, 2022	[1]	7,174.7		$ 19.7		$ (714.5)		1.8	1,749.4	(466.8)	6,584.9	0.2
Treasury stock, ending balance (in shares) at Oct. 31, 2022	[1]					17,800,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		294.2									294.2
Other comprehensive income (loss), net of tax		13.0								13.0
Issuance of common stock for stock plans, net and employee stock purchase plan (in shares)				700,000		100,000
Issuance of common stock for stock plans, net and employee stock purchase plan		$ 11.3		$ 0.1		$ 4.2			7.0
Treasury stock repurchase (in shares)		0
Dividends on common stock		$ (3.0)									(3.0)
Share-based compensation expense		$ 60.8							60.8
Common stock, ending balance (in shares) at Oct. 31, 2023		198,100,000	[2]	198,100,000	[1]
Ending balance at Oct. 31, 2023	[1]	$ 7,551.0	[2]	$ 19.8		$ (710.3)		1.8	1,817.2	(453.8)	6,876.1	0.2
Treasury stock, ending balance (in shares) at Oct. 31, 2023		17,700,000	[2]			17,700,000	[1]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		$ 392.3									392.3
Other comprehensive income (loss), net of tax		32.1								32.1
Issuance of common stock for stock plans, net and employee stock purchase plan (in shares)				1,500,000		100,000
Issuance of common stock for stock plans, net and employee stock purchase plan		$ 35.7		$ 0.1		$ 4.3			31.3
Treasury stock repurchase (in shares)		0
Share-based compensation expense		$ 72.5							72.5
Common stock, ending balance (in shares) at Oct. 31, 2024		199,600,000	[2]	199,600,000	[1]
Ending balance at Oct. 31, 2024	[1]	$ 8,083.6	[2]	$ 19.9		$ (706.0)		$ 1.8	$ 1,921.0	$ (421.7)	$ 7,268.4	$ 0.2
Treasury stock, ending balance (in shares) at Oct. 31, 2024		17,600,000	[2]			17,600,000	[1]

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