Consolidated Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Apr. 30, 2017	Apr. 30, 2016
Cash flows from operating activities
Net income (loss)	$ (129)	$ (11)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	75	74
Depreciation of equipment leased to others	37	37
Deferred taxes, including change in valuation allowance	(2)	(3)
Asset impairment charges	7	5
Gain (Loss) on Sales of Investments and Businesses, Net	0	(2)
Amortization of debt issuance costs and discount	23	17
Stock-based compensation	12	7
Provision for doubtful accounts, net of dividends	7	8
Equity in income of non-consolidated affiliates, net of dividends	1	0
Write off of debt issuance cost and discount	4	0
Other non-cash operating activities	(9)	(8)
Changes in other assets and liabilities, exclusive of businesses disposed	(133)	(232)
Net cash used in operating activities	(107)	(104)
Cash flows from investing activities
Payments to Acquire Marketable Securities	(589)	(283)
Sales of marketable securities	440	177
Maturities of marketable securities	17	37
Net change in restricted cash and cash equivalents	(48)	(19)
Capital expenditures	(66)	(53)
Purchases of equipment leased to others	(37)	(78)
Proceeds from sales of property and equipment	14	17
Investments in non-consolidated affiliates	(2)	0
Proceeds from sales of affiliates	0	36
Net Cash Provided by (Used in) Investing Activities	(271)	(166)
Cash flows from financing activities
Proceeds from issuance of secured debt	5	75
Principal payments on secured debt	(56)	(19)
Net change in secured revolving credit facilities	21	38
Proceeds from issuance of non-securitized debt	383	110
Principal payments on non-securitized debt	(278)	(162)
Net change in notes and debt outstanding under revolving credit facilities	42	(105)
Repayments of Debt and Capital Lease Obligations	(1)	(1)
Debt issuance costs	(18)	(1)
Proceeds from finance lease obligations	16	12
Proceeds from Issuance of Common Stock	256	0
Payments of Stock Issuance Costs	(11)	0
Proceeds from exercise of stock options	3	0
Dividends paid by subsidiaries to non-controlling interest	(15)	(19)
Other financing activities	(3)	1
Net cash provided by (used in) financing activities	344	(71)
Effect of exchange rate changes on cash and cash equivalents	1	18
Increase (decrease) in cash and cash equivalents	(33)	(323)
Cash and cash equivalents	804	912
Cash and cash equivalents	$ 771	$ 589