Condensed Consolidating Guarantor and Non-Guarantor - Balance Sheet (Details) (USD $) In Millions, unless otherwise specified	Jul. 31, 2013	Oct. 31, 2012
Cash and Cash Equivalents, at Carrying Value	$ 425	$ 1,087
Marketable Securities	708	466
Restricted Cash	170	161
Finance and other receivables, net	2,778	2,992
Inventories	1,336	1,537
Investments in non-consolidated affiliates	80	62
Property and equipment, net	1,714	1,660
Goodwill	255	280
Deferred Taxes Net	249	263
Intangible Assets Net And Other Assets	526	594
Total Assets	8,241	9,102
Debt	4,724	4,771
Postretirement Benefits Liabilities	3,377	3,511
Amounts due to (from) affiliates	0	0
Other Liabilities	4,073	4,080
Total liabilities	12,174	12,362
Redeemable equity securities	4	5
Stockholders’ equity attributable to non-controlling interests	35	45
Stockholders' Equity (deficit) Attributable to Navistar International Corporation	(3,972)	(3,310)
Total liabilities and stockholders’ deficit	8,241	9,102
Parent Company [Domain]
Cash and Cash Equivalents, at Carrying Value	149	702
Marketable Securities	461	314
Restricted Cash	24	24
Finance and other receivables, net	9	5
Inventories	0	0
Investments in non-consolidated affiliates	(6,242)	(5,616)
Property and equipment, net	0	0
Goodwill	0	0
Deferred Taxes Net	9	9
Intangible Assets Net And Other Assets	37	83
Total Assets	(5,553)	(4,479)
Debt	1,941	1,617
Postretirement Benefits Liabilities	0	0
Amounts due to (from) affiliates	(6,619)	(5,863)
Other Liabilities	3,093	3,072
Total liabilities	(1,585)	(1,174)
Redeemable equity securities	4	5
Stockholders’ equity attributable to non-controlling interests	0	0
Stockholders' Equity (deficit) Attributable to Navistar International Corporation	(3,972)	(3,310)
Total liabilities and stockholders’ deficit	(5,553)	(4,479)
Guarantor Subsidiaries [Domain]
Cash and Cash Equivalents, at Carrying Value	46	55
Marketable Securities	0	0
Restricted Cash	6	8
Finance and other receivables, net	160	128
Inventories	673	691
Investments in non-consolidated affiliates	6,569	6,454
Property and equipment, net	913	790
Goodwill	66	0
Deferred Taxes Net	6	11
Intangible Assets Net And Other Assets	168	177
Total Assets	8,607	8,314
Debt	1,004	1,162
Postretirement Benefits Liabilities	3,034	3,144
Amounts due to (from) affiliates	10,623	9,522
Other Liabilities	507	337
Total liabilities	15,168	14,165
Redeemable equity securities	0	0
Stockholders’ equity attributable to non-controlling interests	0	0
Stockholders' Equity (deficit) Attributable to Navistar International Corporation	(6,561)	(5,851)
Total liabilities and stockholders’ deficit	8,607	8,314
Non-Guarantor Subsidiaries [Domain]
Cash and Cash Equivalents, at Carrying Value	230	330
Marketable Securities	247	152
Restricted Cash	140	129
Finance and other receivables, net	2,620	2,859
Inventories	689	885
Investments in non-consolidated affiliates	70	54
Property and equipment, net	804	874
Goodwill	189	280
Deferred Taxes Net	233	243
Intangible Assets Net And Other Assets	322	335
Total Assets	5,544	6,141
Debt	1,780	1,997
Postretirement Benefits Liabilities	343	367
Amounts due to (from) affiliates	(4,076)	(3,743)
Other Liabilities	549	748
Total liabilities	(1,404)	(631)
Redeemable equity securities	0	0
Stockholders’ equity attributable to non-controlling interests	35	45
Stockholders' Equity (deficit) Attributable to Navistar International Corporation	6,913	6,727
Total liabilities and stockholders’ deficit	5,544	6,141
Consolidation, Eliminations [Domain]
Cash and Cash Equivalents, at Carrying Value	0	0
Marketable Securities	0	0
Restricted Cash	0	0
Finance and other receivables, net	(11)	0
Inventories	(26)	(39)
Investments in non-consolidated affiliates	(317)	(830)
Property and equipment, net	(3)	(4)
Goodwill	0	0
Deferred Taxes Net	1	0
Intangible Assets Net And Other Assets	(1)	(1)
Total Assets	(357)	(874)
Debt	(1)	(5)
Postretirement Benefits Liabilities	0	0
Amounts due to (from) affiliates	72	84
Other Liabilities	(76)	(77)
Total liabilities	(5)	2
Redeemable equity securities	0	0
Stockholders’ equity attributable to non-controlling interests	0	0
Stockholders' Equity (deficit) Attributable to Navistar International Corporation	(352)	(876)
Total liabilities and stockholders’ deficit	$ (357)	$ (874)