Condensed Consolidating Guarantor and Non-Guarantor Financial Information - Statement of Comprehsive Income (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2015	Jul. 31, 2014	Jul. 31, 2015	Jul. 31, 2014
Net loss attributable to Navistar International Corporation	$ (28)	$ (2)	$ (134)	$ (547)
Other comprehensive income (loss):
Foreign currency translation adjustment	(47)	(3)	(133)	(17)
Defined benefit plans (net of tax of $0, for all entities)	33	33	98	83
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	(14)	30	(35)	66
Total comprehensive loss attributable to Navistar International Corporation	(42)	28	(169)	(481)
Defined benefit plan, tax	0	(3)	(1)	(4)
Parent Company [Member]
Net loss attributable to Navistar International Corporation	(28)	(2)	(134)	(547)
Other comprehensive income (loss):
Foreign currency translation adjustment	(47)	(3)	(133)	(17)
Defined benefit plans (net of tax of $0, for all entities)	33	33	98	83
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	(14)	30	(35)	66
Total comprehensive loss attributable to Navistar International Corporation	(42)	28	(169)	(481)
Defined benefit plan, tax	0	(3)
Guarantor Subsidiaries [Member]
Net loss attributable to Navistar International Corporation	(52)	(42)	(186)	(624)
Other comprehensive income (loss):
Foreign currency translation adjustment	0	0	0	0
Defined benefit plans (net of tax of $0, for all entities)	8	23	70	73
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	8	23	70	73
Total comprehensive loss attributable to Navistar International Corporation	(44)	(19)	(116)	(551)
Defined benefit plan, tax	14	0
Non-Guarantor Subsidiaries [Member]
Net loss attributable to Navistar International Corporation	117	76	275	13
Other comprehensive income (loss):
Foreign currency translation adjustment	(47)	(3)	(133)	(17)
Defined benefit plans (net of tax of $0, for all entities)	25	10	28	10
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	(22)	7	(105)	(7)
Total comprehensive loss attributable to Navistar International Corporation	95	83	170	6
Defined benefit plan, tax	(14)	(3)
Consolidation, Eliminations [Member]
Net loss attributable to Navistar International Corporation	(65)	(34)	(89)	611
Other comprehensive income (loss):
Foreign currency translation adjustment	47	3	133	17
Defined benefit plans (net of tax of $0, for all entities)	(33)	(33)	(98)	(83)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	14	(30)	35	(66)
Total comprehensive loss attributable to Navistar International Corporation	(51)	(64)	$ (54)	$ 545
Defined benefit plan, tax	$ 0	$ 3