Condensed Consolidating Guarantor and Non-Guarantor - Balance Sheet (Details) (USD $) In Millions, unless otherwise specified	Apr. 30, 2013	Oct. 31, 2012
Cash and Cash Equivalents, at Carrying Value	$ 505	$ 1,087
Marketable Securities	733	466
Restricted Cash	117	161
Finance and other receivables, net	2,967	2,992
Inventories	1,476	1,537
Investments in non-consolidated affiliates	52	62
Property and equipment, net	1,776	1,660
Goodwill	275	280
Deferred Taxes Net	256	263
Intangible Assets Net And Other Assets	566	594
Total Assets	8,723	9,102
Debt	4,781	4,771
Postretirement Benefits Liabilities	3,424	3,511
Amounts due to (from) affiliates	0	0
Other Liabilities	4,156	4,080
Total liabilities	12,361	12,362
Redeemable equity securities	4	5
Stockholders' Equity Attributable to Noncontrolling Interest	35	45
Stockholders' Equity (deficit) Attributable to Navistar International Corporation	(3,677)	(3,310)
Total liabilities and stockholders' equity (deficit)	8,723	9,102
Parent Company [Domain]
Cash and Cash Equivalents, at Carrying Value	218	702
Marketable Securities	501	314
Restricted Cash	25	24
Finance and other receivables, net	8	5
Inventories	0	0
Investments in non-consolidated affiliates	(5,971)	(5,616)
Property and equipment, net	0	0
Goodwill	0	0
Deferred Taxes Net	9	9
Intangible Assets Net And Other Assets	51	83
Total Assets	(5,159)	(4,479)
Debt	1,934	1,617
Postretirement Benefits Liabilities	0	0
Amounts due to (from) affiliates	(6,511)	(5,863)
Other Liabilities	3,090	3,072
Total liabilities	(1,487)	(1,174)
Redeemable equity securities	4	5
Stockholders' Equity Attributable to Noncontrolling Interest	0	0
Stockholders' Equity (deficit) Attributable to Navistar International Corporation	(3,676)	(3,310)
Total liabilities and stockholders' equity (deficit)	(5,159)	(4,479)
Guarantor Subsidiaries [Domain]
Cash and Cash Equivalents, at Carrying Value	36	55
Marketable Securities	0	0
Restricted Cash	7	8
Finance and other receivables, net	165	128
Inventories	725	691
Investments in non-consolidated affiliates	6,556	6,454
Property and equipment, net	930	790
Goodwill	66	0
Deferred Taxes Net	10	11
Intangible Assets Net And Other Assets	180	177
Total Assets	8,675	8,314
Debt	1,012	1,162
Postretirement Benefits Liabilities	3,073	3,144
Amounts due to (from) affiliates	10,396	9,522
Other Liabilities	516	337
Total liabilities	14,997	14,165
Redeemable equity securities	0	0
Stockholders' Equity Attributable to Noncontrolling Interest	0	0
Stockholders' Equity (deficit) Attributable to Navistar International Corporation	(6,322)	(5,851)
Total liabilities and stockholders' equity (deficit)	8,675	8,314
Non-Guarantor Subsidiaries [Domain]
Cash and Cash Equivalents, at Carrying Value	251	330
Marketable Securities	232	152
Restricted Cash	85	129
Finance and other receivables, net	2,806	2,859
Inventories	784	885
Investments in non-consolidated affiliates	43	54
Property and equipment, net	849	874
Goodwill	209	280
Deferred Taxes Net	237	243
Intangible Assets Net And Other Assets	337	335
Total Assets	5,833	6,141
Debt	1,843	1,997
Postretirement Benefits Liabilities	351	367
Amounts due to (from) affiliates	(3,958)	(3,743)
Other Liabilities	624	748
Total liabilities	(1,140)	(631)
Redeemable equity securities	0	0
Stockholders' Equity Attributable to Noncontrolling Interest	35	45
Stockholders' Equity (deficit) Attributable to Navistar International Corporation	6,938	6,727
Total liabilities and stockholders' equity (deficit)	5,833	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	(12)	0
Inventories	(33)	(39)
Investments in non-consolidated affiliates	(576)	(830)
Property and equipment, net	(3)	(4)
Goodwill	0	0
Deferred Taxes Net	0	0
Intangible Assets Net And Other Assets	(2)	(1)
Total Assets	(626)	(874)
Debt	(8)	(5)
Postretirement Benefits Liabilities	0	0
Amounts due to (from) affiliates	73	84
Other Liabilities	(74)	(77)
Total liabilities	(9)	2
Redeemable equity securities	0	0
Stockholders' Equity Attributable to Noncontrolling Interest	0	0
Stockholders' Equity (deficit) Attributable to Navistar International Corporation	(617)	(876)
Total liabilities and stockholders' equity (deficit)	$ (626)	$ (874)