Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions	Oct. 31, 2023	Oct. 31, 2022
Deferred tax assets:
Accounts receivable	$ 7.5	$ 4.9
Inventories	14.3	6.3
Accrued liabilities, reserves and compensation accruals	94.8	79.9
Foreign deferred tax assets	2,369.5	2,500.5
Share-based compensation	14.8	14.5
Net operating loss and tax credit carryforwards	24.3	19.6
Capitalized research and experimental expenses	23.6	15.4
Total gross deferred tax assets	2,548.8	2,641.1
Less: valuation allowance	(20.7)	(60.1)
Deferred tax assets	2,528.1	2,581.0
Deferred tax liabilities:
Tax deductible goodwill	(47.4)	(39.7)
Intangible assets	(132.4)	(153.8)
Plant and equipment	(51.2)	(48.8)
Foreign deferred tax liabilities	(49.0)	(45.5)
Total gross deferred tax liabilities	(280.0)	(287.8)
Net deferred tax assets	$ 2,248.1	$ 2,293.2