Consolidated Condensed Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2021	Jul. 31, 2020	Jul. 31, 2021	Jul. 31, 2020
Cash flows from operating activities:
Net income	$ 615.8	$ 55.2	$ 2,834.4	$ 157.2
Depreciation and amortization			231.9	210.0
Change in fair value of contingent consideration			56.8	0.0
Increase in operating capital			(81.6)	(155.9)
Deferred income taxes			(2,489.5)	(3.7)
Other non-cash items			12.1	60.7
Net cash provided by operating activities			564.1	268.3
Cash flows from investing activities:
Purchases of property, plant and equipment			(149.4)	(203.4)
Acquisitions of businesses and assets, net of cash acquired, and other			(234.9)	(17.9)
Net cash used in investing activities			(384.3)	(221.3)
Cash flows from financing activities:
Proceeds from long-term debt			815.0	2,086.4
Repayments of long-term debt			(1,019.4)	(2,022.8)
Net proceeds (repayments) from short-term debt			33.0	(13.0)
Net proceeds (payments) related to share-based compensation awards			6.0	(7.8)
Dividends on common stock			(1.5)	(1.5)
Repurchase of common stock			(24.8)	(47.8)
Issuance of common stock for employee stock purchase plan			4.1	1.8
Debt issuance costs			0.0	(5.5)
Net cash used in financing activities			(187.6)	(10.2)
Effect of exchange rate changes on cash, cash equivalents and restricted cash			4.0	2.0
Net (decrease) increase in cash, cash equivalents, restricted cash and cash held for sale			(3.8)	38.8
Cash, cash equivalents and restricted cash at beginning of period			116.8	89.5
Cash, cash equivalents, restricted cash and cash held for sale at end of period	113.0	128.3	113.0	128.3
Reconciliation of cash flow information:
Cash and cash equivalents	112.2	127.4	112.2	127.4
Restricted cash included in other current assets	0.6	0.9	0.6	0.9
Cash held for sale	0.2	0.0	0.2	0.0
Total cash, cash equivalents, restricted cash and cash held for sale at end of period	$ 113.0	$ 128.3	$ 113.0	$ 128.3