Condensed Consolidated Statements of Earnings - USD ($) shares in Millions, $ in Millions		3 Months Ended		6 Months Ended
		Apr. 30, 2017	Apr. 30, 2016	Apr. 30, 2017	Apr. 30, 2016
Net revenue:
Products		$ 4,128	$ 5,017	$ 8,425	$ 10,074
Services		3,221	3,404	6,387	6,791
Financing income		96	88	189	176
Total net revenue		7,445	8,509	15,001	17,041
Costs and expenses:
Cost of products		2,917	3,351	5,804	6,700
Cost of services		1,945	2,055	3,816	4,049
Financing interest		65	61	131	119
Research and development		486	621	967	1,203
Selling, general and administrative		1,449	1,648	2,903	3,324
Amortization of intangible assets		107	101	208	220
Restructuring charges		118	87	234	253
Acquisition and other related charges		51	43	95	80
Separation costs		141	91	226	170
Defined benefit plan settlement charges and remeasurement (benefit)	[1]	(16)	0	(21)	0
Total costs and expenses		7,263	8,058	14,363	16,118
Earnings from continuing operations		182	451	638	923
Interest and other, net		(85)	(52)	(163)	(126)
Tax indemnification adjustments		7	(69)	(11)	(54)
Loss from equity interests		(3)	0	(25)	0
Earnings from continuing operations before taxes		101	330	439	743
Provision for taxes		(588)	(8)	(671)	(59)
Net (loss) earnings from continuing operations		(487)	322	(232)	684
Net loss from discontinued operations		(125)	(2)	(113)	(97)
Net (loss) earnings		$ (612)	$ 320	$ (345)	$ 587
Net earnings per share:
Basic - Continuing operations (in dollars per share)		$ (0.29)	$ 0.19	$ (0.14)	$ 0.39
Basic - Discontinued operations (in dollars per share)		(0.08)	0.00	(0.07)	(0.06)
Total basic net (loss) earnings per share (in dollars per share)		(0.37)	0.19	(0.21)	0.33
Diluted - Continuing operations (in dollars per share)		(0.29)	0.18	(0.14)	0.39
Diluted - Discontinued operations (in dollars per share)		(0.08)	0.00	(0.07)	(0.06)
Total diluted net (loss) earnings per share (in dollars per share)		(0.37)	0.18	(0.21)	0.33
Cash dividends declared per share (in dollars per share)		$ 0.065	$ 0.055	$ 0.195	$ 0.165
Weighted-average shares used to compute net (loss) earnings per share:
Basic (in shares)		1,658	1,725	1,664	1,743
Diluted (in shares)		1,658	1,751	1,664	1,765

[1] Represents adjustments to the net periodic pension cost resulting from remeasurements of certain Hewlett Packard Enterprise pension plans due to plan separations in connection with the spin-off and merger of Everett SpinCo, Inc. with Computer Sciences Corporation.