Consolidated Statements of Income shares in Millions, $ in Millions		12 Months Ended
		Oct. 31, 2024 USD ($) $ / shares shares	Oct. 31, 2023 USD ($) $ / shares shares	Oct. 31, 2022 USD ($) $ / shares shares
Income Statement [Abstract]
Net sales		$ 3,895.4	$ 3,593.2	$ 3,308.4
Cost of sales		1,299.7	1,235.3	1,168.8
Gross profit		2,595.7	2,357.9	2,139.6
Selling, general and administrative expense		1,533.7	1,501.2	1,342.2
Research and development expense		155.1	137.4	110.3
Amortization of intangibles		201.2	186.2	179.5
Operating income		705.7	533.1	507.6
Interest expense		114.3	105.3	57.3
Other expense (income)		9.1	14.9	(25.0)
Income before income taxes		582.3	412.9	475.3
Provision for income taxes (Note 6)		190.0	118.7	89.5
Net income		$ 392.3	$ 294.2	$ 385.8
Earnings per share (Note 7)
Basic (in dollars per share) | $ / shares	[1]	$ 1.97	$ 1.49	$ 1.95
Diluted (in dollars per share) | $ / shares	[1]	$ 1.96	$ 1.48	$ 1.94
Number of shares used to compute earnings per share
Basic (in shares) | shares	[1]	198.9	197.9	197.4
Diluted (in shares) | shares	[1]	200.4	199.3	198.8

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