Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2018	Jan. 31, 2017
Cash flows from operating activities
Net income (loss)	$ (66)	$ (54)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	37	37
Depreciation of equipment leased to others	18	22
Deferred taxes, including change in valuation allowance	6	0
Asset impairment charges	2	2
Amortization of debt issuance costs and discount	8	10
Stock-based compensation	9	7
Provision for doubtful accounts	1	4
Equity in income of non-consolidated affiliates, net of dividends	3	3
Write off of debt issuance cost and discount	42	0
Other non-cash operating activities	(6)	(3)
Changes in other assets and liabilities, exclusive of businesses disposed	(130)	(6)
Net cash used in operating activities	(76)	22
Cash flows from investing activities
Payments to Acquire Marketable Securities	(61)	(212)
Sales of marketable securities	150	59
Maturities of marketable securities	5	1
Net change in restricted cash and cash equivalents	46	15
Capital expenditures	(30)	(46)
Purchases of equipment leased to others	(52)	(24)
Proceeds from sales of property and equipment	3	2
Investments in non-consolidated affiliates	0	(2)
Net Cash Provided by (Used in) Investing Activities	61	(207)
Cash flows from financing activities
Proceeds from issuance of secured debt	16	5
Principal payments on secured debt	(16)	(27)
Net change in secured revolving credit facilities	(150)	(79)
Proceeds from issuance of non-securitized debt	2,747	298
Principal payments on non-securitized debt	(2,521)	(200)
Net change in notes and debt outstanding under revolving credit facilities	(38)	(48)
Debt issuance costs	(33)	(5)
Proceeds from finance lease obligations	16	8
Proceeds from exercise of stock options	4	3
Dividends paid by subsidiaries to non-controlling interest	(7)	(8)
Other financing activities	(12)	0
Net cash provided by (used in) financing activities	6	(53)
Effect of exchange rate changes on cash and cash equivalents	2	7
Increase (decrease) in cash and cash equivalents	(7)	(231)
Cash and cash equivalents at beginning of the period	706	804
Cash and cash equivalents at end of the period	$ 699	$ 573