Condensed Consolidating Guarantor and Non-Guarantor Financial Information - Balance Sheet (Details) (USD $) In Millions, unless otherwise specified	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012	Oct. 31, 2011
Cash and cash equivalents	$ 497	$ 755	$ 1,087	$ 539
Marketable securities	605	830
Restricted cash	171	91
Finance and other receivables, net	2,616	2,701
Inventories	1,319	1,210
Investments in non-consolidated affiliates	73	77
Property and equipment, net	1,562	1,741
Goodwill	38	184	280	319
Deferred taxes, net	200	231
Other	362	495
Total assets	7,443	8,315
Debt	5,224	5,085
Postretirement benefits liabilities	2,955	2,652
Amounts due to (from) affiliates	0	0
Other liabilities	3,882	4,179
Total liabilities	12,061	11,916
Redeemable equity securities	2	4
Stockholders’ equity attributable to non-controlling interests	34	44
Stockholders’ equity (deficit) attributable to Navistar International Corporation	(4,654)	(3,649)
Total liabilities and stockholders’ deficit	7,443	8,315
Parent Company [Member]
Cash and cash equivalents	101	336
Marketable securities	379	581
Restricted cash	19	23
Finance and other receivables, net	0	3
Inventories	0	0
Investments in non-consolidated affiliates	(7,245)	(6,123)
Property and equipment, net	0	0
Goodwill	0	0
Deferred taxes, net	5	0
Other	34	36
Total assets	(6,707)	(5,144)
Debt	1,958	2,125
Postretirement benefits liabilities	0	0
Amounts due to (from) affiliates	(7,618)	(6,988)
Other liabilities	3,605	3,362
Total liabilities	(2,055)	(1,501)
Redeemable equity securities	2	4
Stockholders’ equity attributable to non-controlling interests	0	0
Stockholders’ equity (deficit) attributable to Navistar International Corporation	(4,654)	(3,647)
Total liabilities and stockholders’ deficit	(6,707)	(5,144)
Guarantor Subsidiaries [Member]
Cash and cash equivalents	53	72
Marketable securities	0	1
Restricted cash	4	3
Finance and other receivables, net	124	148
Inventories	792	621
Investments in non-consolidated affiliates	6,410	6,600
Property and equipment, net	827	937
Goodwill	0	0
Deferred taxes, net	9	13
Other	137	156
Total assets	8,356	8,551
Debt	937	1,002
Postretirement benefits liabilities	2,712	2,407
Amounts due to (from) affiliates	11,739	10,846
Other liabilities	370	646
Total liabilities	15,758	14,901
Redeemable equity securities	0	0
Stockholders’ equity attributable to non-controlling interests	0	0
Stockholders’ equity (deficit) attributable to Navistar International Corporation	(7,402)	(6,350)
Total liabilities and stockholders’ deficit	8,356	8,551
Non-Guarantor Subsidiaries [Member]
Cash and cash equivalents	343	347
Marketable securities	226	248
Restricted cash	148	65
Finance and other receivables, net	2,504	2,561
Inventories	539	608
Investments in non-consolidated affiliates	71	73
Property and equipment, net	740	807
Goodwill	38	184
Deferred taxes, net	185	219
Other	194	304
Total assets	4,988	5,416
Debt	2,336	1,960
Postretirement benefits liabilities	243	245
Amounts due to (from) affiliates	(4,267)	(3,932)
Other liabilities	(22)	250
Total liabilities	(1,710)	(1,477)
Redeemable equity securities	0	0
Stockholders’ equity attributable to non-controlling interests	34	44
Stockholders’ equity (deficit) attributable to Navistar International Corporation	6,664	6,849
Total liabilities and stockholders’ deficit	4,988	5,416
Consolidation, Eliminations [Member]
Cash and cash equivalents	0	0
Marketable securities	0	0
Restricted cash	0	0
Finance and other receivables, net	(12)	(11)
Inventories	(12)	(19)
Investments in non-consolidated affiliates	837	(473)
Property and equipment, net	(5)	(3)
Goodwill	0	0
Deferred taxes, net	1	(1)
Other	(3)	(1)
Total assets	806	(508)
Debt	(7)	(2)
Postretirement benefits liabilities	0	0
Amounts due to (from) affiliates	146	74
Other liabilities	(71)	(79)
Total liabilities	68	(7)
Redeemable equity securities	0	0
Stockholders’ equity attributable to non-controlling interests	0	0
Stockholders’ equity (deficit) attributable to Navistar International Corporation	738	(501)
Total liabilities and stockholders’ deficit	$ 806	$ (508)