Condensed Consolidating Guarantor and Non-Guarantor Financial Information - Balance Sheet (Details) (USD $) In Millions, unless otherwise specified	Apr. 30, 2014	Oct. 31, 2013	Apr. 30, 2013	Oct. 31, 2012
Cash and Cash Equivalents, at Carrying Value	$ 594	$ 755	$ 505	$ 1,087
Marketable securities	534	830
Restricted Cash	112	91
Finance and other receivables, net	2,682	2,701
Inventories	1,384	1,210
Investments in non-consolidated affiliates	69	77
Property and equipment, net	1,693	1,741
Goodwill	38	184
Deferred Taxes Net	192	231
Intangible Assets Net And Other Assets	429	495
Total assets	7,727	8,315
Debt	5,100	5,085
Net liability recognized	2,574	2,652
Amounts due to (from) affiliates	0	0
Other Liabilities	4,125	4,179
Total liabilities	11,799	11,916
Redeemable equity securities	2	4
Stockholders’ equity attributable to non-controlling interests	34	44
Stockholders' Equity (deficit) Attributable to Navistar International Corporation	(4,108)	(3,649)
Total liabilities and stockholders’ deficit	7,727	8,315
Parent Company [Member]
Cash and Cash Equivalents, at Carrying Value	280	336
Marketable securities	193	581
Restricted Cash	18	23
Finance and other receivables, net	3	3
Inventories	0	0
Investments in non-consolidated affiliates	(6,570)	(6,123)
Property and equipment, net	0	0
Goodwill	0	0
Deferred Taxes Net	1	0
Intangible Assets Net And Other Assets	38	36
Total assets	(6,037)	(5,144)
Debt	2,114	2,125
Net liability recognized	0	0
Amounts due to (from) affiliates	(7,412)	(6,988)
Other Liabilities	3,367	3,362
Total liabilities	(1,931)	(1,501)
Redeemable equity securities	2	4
Stockholders’ equity attributable to non-controlling interests	0	0
Stockholders' Equity (deficit) Attributable to Navistar International Corporation	(4,108)	(3,647)
Total liabilities and stockholders’ deficit	(6,037)	(5,144)
Guarantor Subsidiaries [Member]
Cash and Cash Equivalents, at Carrying Value	44	72
Marketable securities	0	1
Restricted Cash	4	3
Finance and other receivables, net	136	148
Inventories	749	621
Investments in non-consolidated affiliates	6,433	6,600
Property and equipment, net	899	937
Goodwill	0	0
Deferred Taxes Net	13	13
Intangible Assets Net And Other Assets	156	156
Total assets	8,434	8,551
Debt	967	1,002
Net liability recognized	2,340	2,407
Amounts due to (from) affiliates	11,392	10,846
Other Liabilities	624	646
Total liabilities	15,323	14,901
Redeemable equity securities	0	0
Stockholders’ equity attributable to non-controlling interests	0	0
Stockholders' Equity (deficit) Attributable to Navistar International Corporation	(6,889)	(6,350)
Total liabilities and stockholders’ deficit	8,434	8,551
Non-Guarantor Subsidiaries [Member]
Cash and Cash Equivalents, at Carrying Value	270	347
Marketable securities	341	248
Restricted Cash	90	65
Finance and other receivables, net	2,553	2,561
Inventories	648	608
Investments in non-consolidated affiliates	66	73
Property and equipment, net	790	807
Goodwill	38	184
Deferred Taxes Net	178	219
Intangible Assets Net And Other Assets	237	304
Total assets	5,211	5,416
Debt	2,024	1,960
Net liability recognized	234	245
Amounts due to (from) affiliates	(4,128)	(3,932)
Other Liabilities	210	250
Total liabilities	(1,660)	(1,477)
Redeemable equity securities	0	0
Stockholders’ equity attributable to non-controlling interests	34	44
Stockholders' Equity (deficit) Attributable to Navistar International Corporation	6,837	6,849
Total liabilities and stockholders’ deficit	5,211	5,416
Consolidation, Eliminations [Member]
Cash and Cash Equivalents, at Carrying Value	0	0
Marketable securities	0	0
Restricted Cash	0	0
Finance and other receivables, net	(10)	(11)
Inventories	(13)	(19)
Investments in non-consolidated affiliates	140	(473)
Property and equipment, net	4	(3)
Goodwill	0	0
Deferred Taxes Net	0	(1)
Intangible Assets Net And Other Assets	(2)	(1)
Total assets	119	(508)
Debt	(5)	(2)
Net liability recognized	0	0
Amounts due to (from) affiliates	148	74
Other Liabilities	(76)	(79)
Total liabilities	67	(7)
Redeemable equity securities	0	0
Stockholders’ equity attributable to non-controlling interests	0	0
Stockholders' Equity (deficit) Attributable to Navistar International Corporation	52	(501)
Total liabilities and stockholders’ deficit	$ 119	$ (508)