Condensed Consolidating Guarantor and Non-Guarantor Financial Information - Balance Sheet (Details) - USD ($) $ in Millions	Jan. 31, 2016	Oct. 31, 2015	Jan. 31, 2015	Oct. 31, 2014
Cash and cash equivalents	$ 579	$ 912	$ 620	$ 497
Marketable securities	152	159
Restricted cash	118	121
Finance and other receivables, net	1,981	2,437
Inventories, net	1,269	1,135
Investments in non-consolidated affiliates	64	66
Property and equipment, net	1,304	1,345
Goodwill	38	38
Deferred taxes, net	157	164
Other	318	315
Total assets	5,980	6,692
Debt	5,099	5,298
Postretirement benefits liabilities	3,059	3,088
Amounts due to (from) affiliates	0	0
Other liabilities	3,012	3,466
Total liabilities	11,170	11,852
Stockholders’ equity attributable to non-controlling interests	7	7
Stockholders’ equity (deficit) attributable to Navistar International Corporation	(5,197)	(5,167)
Total liabilities and stockholders’ deficit	5,980	6,692
Parent Company [Member]
Cash and cash equivalents	257	456
Marketable securities	2	112
Restricted cash	16	16
Finance and other receivables, net	5	1
Inventories, net	0	0
Investments in non-consolidated affiliates	(7,692)	(7,679)
Property and equipment, net	0	0
Goodwill	0	0
Deferred taxes, net	0	7
Other	31	33
Total assets	(7,381)	(7,054)
Debt	1,975	1,971
Postretirement benefits liabilities	0	0
Amounts due to (from) affiliates	(7,856)	(7,574)
Other liabilities	3,697	3,716
Total liabilities	(2,184)	(1,887)
Stockholders’ equity attributable to non-controlling interests	0	0
Stockholders’ equity (deficit) attributable to Navistar International Corporation	(5,197)	(5,167)
Total liabilities and stockholders’ deficit	(7,381)	(7,054)
Guarantor Subsidiaries [Member]
Cash and cash equivalents	32	81
Marketable securities	0	0
Restricted cash	6	7
Finance and other receivables, net	89	99
Inventories, net	896	809
Investments in non-consolidated affiliates	6,148	6,204
Property and equipment, net	713	737
Goodwill	0	0
Deferred taxes, net	16	20
Other	135	128
Total assets	8,035	8,085
Debt	1,160	1,180
Postretirement benefits liabilities	2,880	2,909
Amounts due to (from) affiliates	10,544	10,280
Other liabilities	71	207
Total liabilities	14,655	14,576
Stockholders’ equity attributable to non-controlling interests	0	0
Stockholders’ equity (deficit) attributable to Navistar International Corporation	(6,620)	(6,491)
Total liabilities and stockholders’ deficit	8,035	8,085
Non-Guarantor Subsidiaries [Member]
Cash and cash equivalents	290	375
Marketable securities	150	47
Restricted cash	96	98
Finance and other receivables, net	1,990	2,440
Inventories, net	386	342
Investments in non-consolidated affiliates	62	64
Property and equipment, net	599	616
Goodwill	38	38
Deferred taxes, net	141	137
Other	154	155
Total assets	3,906	4,312
Debt	1,969	2,151
Postretirement benefits liabilities	179	179
Amounts due to (from) affiliates	(2,862)	(2,879)
Other liabilities	(687)	(388)
Total liabilities	(1,401)	(937)
Stockholders’ equity attributable to non-controlling interests	7	7
Stockholders’ equity (deficit) attributable to Navistar International Corporation	5,300	5,242
Total liabilities and stockholders’ deficit	3,906	4,312
Consolidation, Eliminations [Member]
Cash and cash equivalents	0	0
Marketable securities	0	0
Restricted cash	0	0
Finance and other receivables, net	(103)	(103)
Inventories, net	(13)	(16)
Investments in non-consolidated affiliates	1,546	1,477
Property and equipment, net	(8)	(8)
Goodwill	0	0
Deferred taxes, net	0	0
Other	(2)	(1)
Total assets	1,420	1,349
Debt	(5)	(4)
Postretirement benefits liabilities	0	0
Amounts due to (from) affiliates	174	173
Other liabilities	(69)	(69)
Total liabilities	100	100
Stockholders’ equity attributable to non-controlling interests	0	0
Stockholders’ equity (deficit) attributable to Navistar International Corporation	1,320	1,249
Total liabilities and stockholders’ deficit	$ 1,420	$ 1,349
Manufacturing Operations [Member] | Notes Payable to Banks [Member] | Eight Point Two Five Percent Senior Notes [Member]
Debt Instrument, Interest Rate, Stated Percentage	8.25%