Consolidated Condensed Statements of Stockholders' Equity - USD ($) $ in Millions	Total	Cumulative Effect, Period of Adoption, Adjustment	Common Shares	Treasury Stock	Treasury Stock Par Net Value	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings	Retained Earnings Cumulative Effect, Period of Adoption, Adjustment	Noncontrolling Interests
Beginning balance (in shares) at Oct. 31, 2020			49,100,000	4,300,000
Beginning balance at Oct. 31, 2020	$ 3,824.8	$ (1.4)	$ 4.9	$ (617.3)	$ 0.4	$ 1,646.8	$ (472.0)	$ 3,261.8	$ (1.4)	$ 0.2
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	2,101.1							2,101.1
Other comprehensive income, net of tax	90.7						90.7
Issuance of common stock for stock plans, net (in shares)			100,000
Issuance of common stock for stock plans, net	(11.0)					(11.0)
Issuance of common stock for employee stock purchase plan	1.4			$ 0.6		0.8
Dividends on common stock ($0.03 per share)	(1.5)							(1.5)
Share-based compensation expense	$ 10.6					10.6
Treasury stock repurchase (in shares)	69,600		100,000	100,000
Treasury stock repurchase	$ (24.8)			$ (24.8)
Ending balance (in shares) at Jan. 31, 2021			49,100,000	4,400,000
Ending balance at Jan. 31, 2021	$ 5,989.9		$ 4.9	$ (641.5)	0.4	1,647.2	(381.3)	5,360.0		0.2
Beginning balance (in shares) at Oct. 31, 2021	49,300,000		49,300,000	4,400,000
Beginning balance at Oct. 31, 2021	$ 6,942.0		$ 5.0	$ (639.6)	0.4	1,715.2	(341.3)	6,202.1		0.2
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	95.3							95.3
Other comprehensive income, net of tax	(35.9)						(35.9)
Issuance of common stock for stock plans, net (in shares)			100,000
Issuance of common stock for stock plans, net	(10.0)					(10.0)
Issuance of common stock for employee stock purchase plan	1.9			$ 0.7		1.2
Dividends on common stock ($0.03 per share)	(1.5)							(1.5)
Share-based compensation expense	$ 12.8					12.8
Treasury stock repurchase (in shares)	191,200		200,000	200,000
Treasury stock repurchase	$ (78.5)			$ (78.5)
Ending balance (in shares) at Jan. 31, 2022	49,200,000		49,200,000	4,600,000
Ending balance at Jan. 31, 2022	$ 6,926.1		$ 5.0	$ (717.4)	$ 0.4	$ 1,719.2	$ (377.2)	$ 6,295.9		$ 0.2