Condensed Consolidating Guarantor and Non-Guarantor Financial Information - Statement of Operations (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 31, 2014	Jul. 31, 2013	Jul. 31, 2014	Jul. 31, 2013
Sales and revenues, net	$ 2,844	$ 2,861	$ 7,798	$ 8,024
Costs of products sold	2,417	2,547	6,899	7,196
Restructuring charges	16	6	27	14
Asset impairment charges	4	17	173	17
All other operating expenses (income)	388	505	1,199	1,420
Total costs and expenses	2,825	3,075	8,298	8,647
Equity in income (loss) of non-consolidated affiliates	2	3	5	6
Loss from continuing operations before income taxes	21	(211)	(495)	(617)
Income tax expense	(14)	(16)	(25)	(53)
Loss from continuing operations	7	(227)	(520)	(670)
Loss from discontinued operations, net of tax	1	(10)	3	(40)
Net loss	8	(237)	(517)	(710)
Net Income (Loss) Attributable to Noncontrolling Interest	10	10	30	34
Net loss attributable to Navistar International Corporation	(2)	(247)	(547)	(744)
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)	17	28	94	1
Total costs and expenses	17	28	94	1
Equity in income (loss) of non-consolidated affiliates	15	(219)	(466)	(743)
Loss from continuing operations before income taxes	(2)	(247)	(560)	(744)
Income tax expense	0	0	13	0
Loss from continuing operations	(2)	(247)	(547)	(744)
Loss from discontinued operations, net of tax	0	0	0	0
Net loss	(2)	(247)	(547)	(744)
Net Income (Loss) Attributable to Noncontrolling Interest	0	0	0	0
Net loss attributable to Navistar International Corporation	(2)	(247)	(547)	(744)
Guarantor Subsidiaries [Member]
Sales and revenues, net	1,962	1,690	5,279	4,792
Costs of products sold	1,761	1,669	4,983	4,886
Restructuring charges	(1)	1	9	5
Asset impairment charges	13	14	13	14
All other operating expenses (income)	246	295	760	875
Total costs and expenses	2,019	1,979	5,765	5,780
Equity in income (loss) of non-consolidated affiliates	17	13	(135)	117
Loss from continuing operations before income taxes	(40)	(276)	(621)	(871)
Income tax expense	(2)	(2)	(3)	(14)
Loss from continuing operations	(42)	(278)	(624)	(885)
Loss from discontinued operations, net of tax	0	0	0	0
Net loss	(42)	(278)	(624)	(885)
Net Income (Loss) Attributable to Noncontrolling Interest	0	0	0	0
Net loss attributable to Navistar International Corporation	(42)	(278)	(624)	(885)
Non-Guarantor Subsidiaries [Member]
Sales and revenues, net	2,181	2,300	5,971	6,851
Costs of products sold	1,938	1,996	5,331	5,892
Restructuring charges	17	5	18	9
Asset impairment charges	(11)	3	160	3
All other operating expenses (income)	141	203	389	520
Total costs and expenses	2,085	2,207	5,898	6,424
Equity in income (loss) of non-consolidated affiliates	1	3	2	2
Loss from continuing operations before income taxes	97	96	75	429
Income tax expense	(12)	(14)	(35)	(39)
Loss from continuing operations	85	82	40	390
Loss from discontinued operations, net of tax	1	(10)	3	(40)
Net loss	86	72	43	350
Net Income (Loss) Attributable to Noncontrolling Interest	10	10	30	34
Net loss attributable to Navistar International Corporation	76	62	13	316
Consolidation, Eliminations [Member]
Sales and revenues, net	(1,299)	(1,129)	(3,452)	(3,619)
Costs of products sold	(1,282)	(1,118)	(3,415)	(3,582)
Restructuring charges	0	0	0	0
Asset impairment charges	2	0	0	0
All other operating expenses (income)	(16)	(21)	(44)	24
Total costs and expenses	(1,296)	(1,139)	(3,459)	(3,558)
Equity in income (loss) of non-consolidated affiliates	(31)	206	604	630
Loss from continuing operations before income taxes	(34)	216	611	569
Income tax expense	0	0	0	0
Loss from continuing operations	(34)	216	611	569
Loss from discontinued operations, net of tax	0	0	0	0
Net loss	(34)	216	611	569
Net Income (Loss) Attributable to Noncontrolling Interest	0	0	0	0
Net loss attributable to Navistar International Corporation	$ (34)	$ 216	$ 611	$ 569