Consolidated Statements of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Jul. 31, 2020	Jul. 31, 2019
Cash flows from operating activities
Net income (loss)	$ (99)	$ 135
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	103	99
Depreciation of equipment leased to others	43	45
Deferred taxes, including change in valuation allowance	(5)	(41)
Asset impairment charges	25	6
Gain (Loss) on Sales of Investments and Businesses, Net	0	56
Amortization of debt issuance costs and discount	11	15
Stock-based compensation	14	20
Provision for doubtful accounts	13	8
Equity in income of non-consolidated affiliates, net of dividends	0	(3)
Write off of debt issuance cost and discount	0	6
Other non-cash operating activities	(9)	(6)
Changes in other assets and liabilities, exclusive of businesses disposed	36	(124)
Net cash used in operating activities	132	104
Cash flows from investing activities
Maturities of marketable securities	0	98
Capital expenditures	(115)	(90)
Purchases of equipment leased to others	(69)	(130)
Proceeds from sales of property and equipment	11	12
Payments for (Proceeds from) Businesses and Interest in Affiliates	10	100
Payments for (Proceeds from) Other Investing Activities	(4)	1
Net Cash Provided by (Used in) Investing Activities	(167)	(9)
Cash flows from financing activities
Proceeds from issuance of secured debt	316	331
Principal payments on secured debt	(45)	(300)
Net change in secured revolving credit facilities	(241)	120
Proceeds from issuance of non-securitized debt	622	144
Principal payments on non-securitized debt	(108)	(988)
Net change in notes and debt outstanding under revolving credit facilities	(90)	469
Debt issuance costs	(17)	(9)
Proceeds from finance lease obligations	0	13
Proceeds from exercise of stock options	3	3
Dividends paid by subsidiaries to non-controlling interest	(13)	(18)
Other financing activities	(2)	(2)
Net cash provided by (used in) financing activities	425	(237)
Effect of exchange rate changes on cash and cash equivalents	(13)	(7)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	377	(149)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Beginning of Period	1,557	1,445
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, End of Period	$ 1,934	$ 1,296