Condensed Consolidating Guarantor and Non-Guarantor Financial Information - Statement of Operations (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Oct. 31, 2017	Jul. 31, 2017	Apr. 30, 2017	Jan. 31, 2017	Oct. 31, 2016	Jul. 31, 2016	Apr. 30, 2016	Jan. 31, 2016	Oct. 31, 2017	Oct. 31, 2016	Oct. 31, 2015
Sales and revenues, net		$ 2,213	$ 2,096	$ 1,663	$ 2,063	$ 2,086	$ 2,197	$ 1,765	$ 8,570	$ 8,111	$ 10,140
Costs of products sold									7,037	6,812	8,670
Restructuring charges									3	10	76
Asset impairment charges									13	27	30
All other operating expenses (income)									1,459	1,300	1,473
Total costs and expenses									8,512	8,149	10,249
Equity in income of non-consolidated affiliates									6	6	6
Income (loss) before income taxes									64	(32)	(103)
Income tax expense									(10)	(33)	(51)
Earnings (loss) from continuing operations		36	(80)	(62)	(34)	(34)	4	(33)	54	(65)	(154)
Income from discontinued operations, net of tax		1	0	0	0	0	0	0	1	0	3
Net income (loss)	$ 135	$ 37	$ (80)	$ (62)	$ (34)	$ (34)	$ 4	$ (33)	55	(65)	(151)
Less: Net income attributable to non-controlling interests									25	32	33
Comprehensive Income (Loss), Net of Tax, Attributable to Parent									459	(136)	(522)
Net Income (Loss) Attributable to Parent									30	(97)	(184)
Parent Company [Member]
Sales and revenues, net									0	0	0
Costs of products sold									0	0	0
Restructuring charges									0	0	0
Asset impairment charges									0	0	0
All other operating expenses (income)									113	101	88
Total costs and expenses									113	101	88
Equity in income of non-consolidated affiliates									143	4	(96)
Income (loss) before income taxes									30	(97)	(184)
Income tax expense									0	0	0
Earnings (loss) from continuing operations									30	(97)	(184)
Income from discontinued operations, net of tax									0	0	0
Net income (loss)									30	(97)	(184)
Less: Net income attributable to non-controlling interests									0	0	0
Comprehensive Income (Loss), Net of Tax, Attributable to Parent									459	(136)	(522)
Net Income (Loss) Attributable to Parent									30	(97)	(184)
Guarantor Subsidiaries [Member]
Sales and revenues, net									6,196	5,926	7,267
Costs of products sold									5,412	5,358	6,614
Restructuring charges									33	3	50
Asset impairment charges									7	11	13
All other operating expenses (income)									1,005	862	1,054
Total costs and expenses									6,457	6,234	7,731
Equity in income of non-consolidated affiliates									194	181	225
Income (loss) before income taxes									(67)	(127)	(239)
Income tax expense									41	20	1
Earnings (loss) from continuing operations									(26)	(107)	(238)
Income from discontinued operations, net of tax									0	0	0
Net income (loss)									(26)	(107)	(238)
Less: Net income attributable to non-controlling interests									0	0	0
Comprehensive Income (Loss), Net of Tax, Attributable to Parent									346	(106)	(430)
Net Income (Loss) Attributable to Parent									(26)	(107)	(238)
Non-Guarantor Subsidiaries [Member]
Sales and revenues, net									5,769	5,432	7,413
Costs of products sold									4,966	4,628	6,510
Restructuring charges									(30)	7	26
Asset impairment charges									6	16	17
All other operating expenses (income)									393	398	399
Total costs and expenses									5,335	5,049	6,952
Equity in income of non-consolidated affiliates									3	2	2
Income (loss) before income taxes									437	385	463
Income tax expense									(51)	(55)	(52)
Earnings (loss) from continuing operations									386	330	411
Income from discontinued operations, net of tax									1	0	3
Net income (loss)									387	330	414
Less: Net income attributable to non-controlling interests									25	32	33
Comprehensive Income (Loss), Net of Tax, Attributable to Parent									420	258	235
Net Income (Loss) Attributable to Parent									362	298	381
Consolidation, Eliminations [Member]
Sales and revenues, net									(3,395)	(3,247)	(4,540)
Costs of products sold									(3,341)	(3,174)	(4,454)
Restructuring charges									0	0	0
Asset impairment charges									0	0	0
All other operating expenses (income)									(52)	(61)	(68)
Total costs and expenses									(3,393)	(3,235)	(4,522)
Equity in income of non-consolidated affiliates									(334)	(181)	(125)
Income (loss) before income taxes									(336)	(193)	(143)
Income tax expense									0	2	0
Earnings (loss) from continuing operations									(336)	(191)	(143)
Income from discontinued operations, net of tax									0	0	0
Net income (loss)									(336)	(191)	(143)
Less: Net income attributable to non-controlling interests									0	0	0
Comprehensive Income (Loss), Net of Tax, Attributable to Parent									(766)	(152)	195
Net Income (Loss) Attributable to Parent									$ (336)	$ (191)	$ (143)