Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2021	Oct. 31, 2020	Oct. 31, 2019
Cash flows from operating activities:
Net income	$ 2,944.7	$ 238.4	$ 466.7
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	309.3	287.1	280.8
Impairment of intangibles	0.0	0.0	0.4
Gain on sale of an intangible	0.0	0.0	(19.0)
Share-based compensation expense	43.8	37.6	35.1
Inventory step-up release	2.0	0.0	0.1
Non-cash operating lease expense	31.8	32.5	0.0
Impairment and loss on disposal of property, plant and equipment, and other	(3.1)	24.4	7.7
Change in fair value of contingent consideration	66.1	0.0	0.0
Deferred income taxes	(2,502.2)	(0.9)	(15.9)
Provision for doubtful accounts	(2.5)	(6.2)	(2.6)
Cloud computing arrangements cost amortization	2.0	0.5	0.0
Interest income on convertible note	(3.4)	(1.0)	0.0
Interest income on convertible note
Accounts receivable	(75.5)	8.5	(55.6)
Inventories	(9.2)	(62.3)	(37.3)
Other assets	(69.1)	(41.1)	39.8
Operating lease right-of-use assets and liabilities, net	(27.5)	(20.0)	0.0
Accounts payable	(16.0)	23.2	3.6
Accrued liabilities	59.1	(9.3)	33.1
Accrued income taxes	10.0	(12.4)	8.7
Other long-term liabilities	(21.7)	(12.4)	(32.4)
Net cash provided by operating activities	738.6	486.6	713.2
Cash flows from investing activities:
Purchases of property, plant and equipment	(214.4)	(310.4)	(292.1)
Acquisitions of businesses and assets, net of cash acquired, and other	(235.9)	(54.1)	(59.2)
Net cash used in investing activities	(450.3)	(364.5)	(351.3)
Cash flows from financing activities:
Proceeds from long-term debt	1,427.5	3,205.4	1,136.8
Repayments of long-term debt	(1,416.0)	(3,235.9)	(1,861.8)
Net (repayments of) proceeds from short-term debt	(321.3)	(6.6)	525.3
Repurchase of common stock	(24.8)	(47.8)	(156.1)
Proceeds related to share-based compensation awards	33.7	13.5	29.9
Payments related to share-based compensation awards	(13.2)	(20.3)	(22.1)
Dividends on common stock	(3.0)	(3.0)	(3.0)
Issuance of common stock for employee stock purchase plan	5.8	2.7	0.0
Debt acquisition costs	(0.1)	(5.6)	(0.4)
Proceeds from construction allowance	0.0	2.1	0.0
Net cash used in financing activities	(311.4)	(95.5)	(351.4)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	2.9	0.7	(1.2)
Net (decrease) increase in cash, cash equivalents, restricted cash and cash held for sale	(20.2)	27.3	9.3
Cash, cash equivalents and restricted cash at beginning of year	116.8	89.5	80.2
Cash, cash equivalents, restricted cash and cash held for sale at end of year	96.6	116.8	89.5
Supplemental disclosures of cash flow information:
Interest	28.4	46.5	75.3
Income taxes	63.2	51.1	39.2
Reconciliation of cash flow information:
Cash and cash equivalents	95.9	115.9	89.0
Restricted cash included in other current assets	0.4	0.9	0.5
Cash held for sale	0.3	0.0	0.0
Total cash, cash equivalents, restricted cash and cash held for sale	$ 96.6	$ 116.8	$ 89.5