Condensed Consolidating Guarantor and Non-Guarantor Financial Information - Statement of Operations (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Apr. 30, 2014	Apr. 30, 2013	Apr. 30, 2014	Apr. 30, 2013
Sales and revenues, net	$ 2,746	$ 2,526	$ 4,954	$ 5,163
Costs of products sold	2,468	2,363	4,482	4,649
Restructuring charges	8	6	11	8
Asset impairment charges	151	0	169	0
All other operating expenses (income)	386	483	811	915
Total costs and expenses	3,013	2,852	5,473	5,572
Equity in income (loss) of non-consolidated affiliates	3	4	3	3
Loss from continuing operations before income taxes	(264)	(322)	(516)	(406)
Income tax expense	(23)	(22)	(11)	(37)
Loss from continuing operations	(287)	(344)	(527)	(443)
Loss from discontinued operations, net of tax	1	(21)	2	(30)
Net loss	(286)	(365)	(525)	(473)
Net Income (Loss) Attributable to Noncontrolling Interest	11	9	20	24
Net loss attributable to Navistar International Corporation	(297)	(374)	(545)	(497)
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
All other operating expenses (income)	41	(48)	77	(27)
Total costs and expenses	41	(48)	77	(27)
Equity in income (loss) of non-consolidated affiliates	(269)	(422)	(481)	(524)
Loss from continuing operations before income taxes	(310)	(374)	(558)	(497)
Income tax expense	13	0	13	0
Loss from continuing operations	(297)	(374)	(545)	(497)
Loss from discontinued operations, net of tax	0	0	0	0
Net loss	(297)	(374)	(545)	(497)
Net Income (Loss) Attributable to Noncontrolling Interest	0	0	0	0
Net loss attributable to Navistar International Corporation	(297)	(374)	(545)	(497)
Guarantor Subsidiaries [Member]
Sales and revenues, net	1,893	1,493	3,317	3,102
Costs of products sold	1,797	1,622	3,222	3,217
Restructuring charges	8	4	10	4
Asset impairment charges	0		0
All other operating expenses (income)	273	349	514	580
Total costs and expenses	2,078	1,975	3,746	3,801
Equity in income (loss) of non-consolidated affiliates	(141)	50	(152)	104
Loss from continuing operations before income taxes	(326)	(432)	(581)	(595)
Income tax expense	(8)	(1)	(1)	(12)
Loss from continuing operations	(334)	(433)	(582)	(607)
Loss from discontinued operations, net of tax	0	0	0	0
Net loss	(334)	(433)	(582)	(607)
Net Income (Loss) Attributable to Noncontrolling Interest	0	0	0	0
Net loss attributable to Navistar International Corporation	(334)	(433)	(582)	(607)
Non-Guarantor Subsidiaries [Member]
Sales and revenues, net	2,061	2,293	3,790	4,551
Costs of products sold	1,862	1,987	3,393	3,896
Restructuring charges	0	2	1	4
Asset impairment charges	153		171
All other operating expenses (income)	89	125	248	317
Total costs and expenses	2,104	2,114	3,813	4,217
Equity in income (loss) of non-consolidated affiliates	2	1	1	(1)
Loss from continuing operations before income taxes	(41)	180	(22)	333
Income tax expense	(28)	(21)	(23)	(25)
Loss from continuing operations	(69)	159	(45)	308
Loss from discontinued operations, net of tax	1	(21)	2	(30)
Net loss	(68)	138	(43)	278
Net Income (Loss) Attributable to Noncontrolling Interest	11	9	20	24
Net loss attributable to Navistar International Corporation	(79)	129	(63)	254
Consolidation, Eliminations [Member]
Sales and revenues, net	(1,208)	(1,260)	(2,153)	(2,490)
Costs of products sold	(1,191)	(1,246)	(2,133)	(2,464)
Restructuring charges	0	0	0	0
Asset impairment charges	(2)		(2)
All other operating expenses (income)	(17)	57	(28)	45
Total costs and expenses	(1,210)	(1,189)	(2,163)	(2,419)
Equity in income (loss) of non-consolidated affiliates	411	375	635	424
Loss from continuing operations before income taxes	413	304	645	353
Income tax expense	0	0	0	0
Loss from continuing operations	413	304	645	353
Loss from discontinued operations, net of tax	0	0	0	0
Net loss	413	304	645	353
Net Income (Loss) Attributable to Noncontrolling Interest	0	0	0	0
Net loss attributable to Navistar International Corporation	$ 413	$ 304	$ 645	$ 353