Condensed Consolidating Guarantor and Non-Guarantor Financial Information - Statement of Operations (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Apr. 30, 2017	Apr. 30, 2016	Apr. 30, 2017	Apr. 30, 2016
Sales and revenues, net	$ 2,096	$ 2,197	$ 3,759	$ 3,962
Costs of products sold	1,776	1,845	3,146	3,311
Restructuring charges	2	3	9	6
Asset impairment charges	5	3	7	5
All other operating expenses (income)	384	319	721	641
Total costs and expenses	2,167	2,170	3,883	3,963
Equity in income of non-consolidated affiliates	2	2	5	1
Income (loss) before income taxes	(69)	29	(119)	0
Income tax expense	(6)	(16)	(10)	(11)
Net income (loss)	(75)	13	(129)	(11)
Less: Net income attributable to non-controlling interests	5	9	13	18
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	(42)	69	(81)	36
Net income (loss) attributable to Navistar International Corporation	(80)	4	(142)	(29)
Parent Company [Member]
Sales and revenues, net	0	0	0	0
Costs of products sold	0	0	0	0
Restructuring charges	0	0	0	0
Asset impairment charges	0	0	0	0
All other operating expenses (income)	31	38	56	57
Total costs and expenses	31	38	56	57
Equity in income of non-consolidated affiliates	(49)	42	(86)	28
Income (loss) before income taxes	(80)	4	(142)	(29)
Income tax expense	0	0	0	0
Net income (loss)	(80)	4	(142)	(29)
Less: Net income attributable to non-controlling interests	0	0	0	0
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	(42)	69	(81)	36
Net income (loss) attributable to Navistar International Corporation	(80)	4	(142)	(29)
Guarantor Subsidiaries [Member]
Sales and revenues, net	1,533	1,702	2,795	3,044
Costs of products sold	1,381	1,548	2,485	2,752
Restructuring charges	2	3	2	4
Asset impairment charges	5	2	7	2
All other operating expenses (income)	255	233	471	446
Total costs and expenses	1,643	1,786	2,965	3,204
Equity in income of non-consolidated affiliates	38	68	61	55
Income (loss) before income taxes	(72)	(16)	(109)	(105)
Income tax expense	0	(2)	0	11
Net income (loss)	(72)	(18)	(109)	(94)
Less: Net income attributable to non-controlling interests	0	0	0	0
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	(39)	13	(43)	(31)
Net income (loss) attributable to Navistar International Corporation	(72)	(18)	(109)	(94)
Non-Guarantor Subsidiaries [Member]
Sales and revenues, net	1,398	1,423	2,426	2,623
Costs of products sold	1,215	1,208	2,094	2,231
Restructuring charges	0	0	7	2
Asset impairment charges	0	1	0	3
All other operating expenses (income)	109	66	219	174
Total costs and expenses	1,324	1,275	2,320	2,410
Equity in income of non-consolidated affiliates	1	0	3	(1)
Income (loss) before income taxes	75	148	109	212
Income tax expense	6	(14)	(10)	(22)
Net income (loss)	69	134	99	190
Less: Net income attributable to non-controlling interests	5	9	13	18
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	69	159	81	174
Net income (loss) attributable to Navistar International Corporation	64	125	86	172
Consolidation, Eliminations [Member]
Sales and revenues, net	(835)	(928)	(1,462)	(1,705)
Costs of products sold	(820)	(911)	(1,433)	(1,672)
Restructuring charges	0	0	0	0
Asset impairment charges	0	0	0	0
All other operating expenses (income)	(11)	(18)	(25)	(36)
Total costs and expenses	(831)	(929)	(1,458)	(1,708)
Equity in income of non-consolidated affiliates	12	(108)	27	(81)
Income (loss) before income taxes	8	(107)	23	(78)
Income tax expense	0	0	0	0
Net income (loss)	8	(107)	23	(78)
Less: Net income attributable to non-controlling interests	0	0	0	0
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	(30)	(172)	(38)	(143)
Net income (loss) attributable to Navistar International Corporation	$ 8	$ (107)	$ 23	$ (78)