Condensed Consolidated Statements of Earnings - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Apr. 30, 2018	Apr. 30, 2017	Apr. 30, 2018	Apr. 30, 2017
Net revenue:
Products	$ 4,610	$ 4,035	$ 9,470	$ 8,229
Services	2,746	2,677	5,449	5,292
Financing income	112	96	223	189
Total net revenue	7,468	6,808	15,142	13,710
Costs and expenses:
Cost of products	3,320	2,956	6,913	5,882
Cost of services	1,806	1,778	3,636	3,475
Financing interest	70	65	138	131
Research and development	402	376	790	732
Selling, general and administrative	1,227	1,229	2,429	2,433
Amortization of intangible assets	72	72	150	138
Restructuring charges	9	69	12	152
Transformation costs	123	0	368	0
Acquisition and other related charges	16	50	46	94
Separation costs	26	30	2	41
Defined benefit plan settlement charges and remeasurement (benefit)	0	(12)	0	(16)
Total costs and expenses	7,071	6,613	14,484	13,062
Earnings from continuing operations	397	195	658	648
Interest and other, net	(78)	(86)	(99)	(164)
Tax indemnification adjustments	(425)	7	(1,344)	(11)
(Loss) earnings from equity interests	(10)	(3)	12	(25)
(Loss) earnings from continuing operations before taxes	(116)	113	(773)	448
Benefit (provision) for taxes	966	(591)	3,105	(675)
Net earnings (loss) from continuing operations	850	(478)	2,332	(227)
Net loss from discontinued operations	(72)	(134)	(118)	(118)
Net earnings (loss)	$ 778	$ (612)	$ 2,214	$ (345)
Basic
Continuing operations (in dollars per share)	$ 0.55	$ (0.29)	$ 1.48	$ (0.14)
Discontinued operations (in dollars per share)	(0.05)	(0.08)	(0.07)	(0.07)
Total basic net earnings (loss) per share (in dollars per share)	0.50	(0.37)	1.41	(0.21)
Diluted
Continuing operations (in dollars per share)	0.54	(0.29)	1.46	(0.14)
Discontinued operations (in dollars per share)	(0.05)	(0.08)	(0.08)	(0.07)
Total diluted net earnings (loss) per share (in dollars per share)	0.49	(0.37)	1.38	(0.21)
Cash dividends declared per share (in dollars per share)	$ 0.1125	$ 0.065	$ 0.2625	$ 0.195
Weighted-average shares used to compute net earnings (loss) per share:
Basic (in shares)	1,552	1,658	1,571	1,664
Diluted (in shares)	1,582	1,658	1,601	1,664