Condensed Consolidated and Combined Statements of Cash Flows - USD ($) $ in Millions		9 Months Ended
		Jul. 31, 2016	Jul. 31, 2015
Cash flows from operating activities:
Net earnings		$ 2,859	$ 1,076
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization		2,903	2,959
Stock-based compensation expense		432	353
Provision for doubtful accounts		38	33
Provision for inventory		128	94
Restructuring charges		841	404
Deferred taxes on earnings		(1,012)	(876)
Excess tax benefit from stock-based compensation		(9)	(92)
Gain on H3C divestiture		(2,169)	0
Loss from equity interests		72	2
Other, net		114	273
Changes in operating assets and liabilities, net of acquisitions:
Accounts receivable	[1]	988	591
Financing receivables	[1]	(252)	(128)
Inventory	[1]	3	(464)
Accounts payable	[1]	(683)	7
Taxes on earnings	[1]	781	1,332
Restructuring	[1]	(746)	(813)
Other assets and liabilities	[1]	(1,542)	(932)
Net cash provided by operating activities		2,746	3,819
Cash flows from investing activities:
Investment in property, plant and equipment		(2,412)	(2,606)
Proceeds from sale of property, plant and equipment		317	267
Purchases of available-for-sale securities and other investments		(540)	(173)
Maturities and sales of available-for-sale securities and other investments		499	242
Payments made in connection with business acquisitions, net of cash acquired		(22)	(2,617)
Proceeds from business divestitures, net		2,788	53
Net cash provided by (used in) investing activities		630	(4,834)
Cash flows from financing activities:
Short-term borrowings with original maturities less than 90 days, net		(51)	(77)
Issuance of debt		782	636
Payment of debt		(568)	(690)
Settlement of cash flow hedge		3	0
Issuance of common stock under employee stock plans		79	0
Repurchase of common stock		(2,662)	0
Net transfer from former Parent		491	1,519
Excess tax benefit from stock-based compensation		9	92
Cash dividends paid		(281)	(10)
Net cash (used in) provided by financing activities		(2,198)	1,470
Increase in cash and cash equivalents		1,178	455
Cash held for sale	[1]	(277)	0
Cash and cash equivalents at beginning of period		9,842	2,319
Cash and cash equivalents at end of period		$ 10,743	$ 2,774

[1] The impact of assets and liabilities reclassified as held for sale during the period was not considered in the changes in operating assets and liabilities, net of acquisitions, within cash flows from operating activities. See Note 9 "Acquisition and Divestitures" for more details on the assets and liabilities reclassified as held for sale.