Condensed Combined Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2017	Jan. 31, 2016
Cash flows from operating activities:
Net loss	$ (37)	$ (178)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	333	475
Stock-based compensation expense	43	58
Provision for doubtful accounts	(6)	7
Restructuring charges	61	145
Other, net	24	(45)
Changes in operating assets and liabilities:
Accounts receivable	(165)	26
Financing receivables	35	45
Accounts payable	(38)	(193)
Taxes on earnings	(4)	13
Restructuring	(179)	(168)
Other assets and liabilities	(2,005)	(453)
Net cash used in operating activities	(1,938)	(268)
Cash flows from investing activities:
Investment in property, plant and equipment	(78)	(27)
Proceeds from sale of property, plant and equipment	4	5
Purchases of available-for-sale securities and other investments		(1)
Maturities and sales of available-for-sale securities and other investments		6
Proceeds from business divestiture, and other, net	3	65
Net cash (used in) provided by investing activities	(71)	48
Cash flows from financing activities:
Payment of debt	(1)	(6)
Principal payments on capital lease obligations	(194)	(231)
Net transfers from Parent	3,019	564
Net cash provided by financing activities	2,824	327
Increase in cash and cash equivalents	815	107
Cash and cash equivalents at beginning of period	448	217
Cash and cash equivalents at end of period	$ 1,263	324
Supplemental schedule of non-cash investing and financing activities:
Property, plant and equipment acquired through capital leases		$ 252