Consolidated Statements of Stockholders' Deficit - USD ($) $ in Millions	Total	Convertible Junior Preference Stock Series D [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Noncontrolling Interest [Member]
Stockholders' Equity balance at beginning of period at Oct. 31, 2016	$ (5,293)	$ 2	$ 9	$ 2,499	$ (4,963)	$ (2,640)	$ (205)	$ 5
Net loss attributable to Navistar International Corporation	(62)				(62)
Less: Net income attributable to non-controlling interests	8	0	0	0		0	0	8
Net income (loss)	(54)
Total other comprehensive income	23	0	0	0	0	23	0	0
Stock-based compensation	1	0	0	1	0	0	0	0
Stock ownership programs	3	0	0	(4)	0	0	7	0
Dividends paid by subsidiaries to non-controlling interest	(8)	0	0	0	0	0	0	(8)
Stockholders' Equity, Other	(1)	0	0	0	0	0	0	(1)
Stockholders' Equity balance at end of period at Jan. 31, 2017	(5,329)	2	9	2,496	(5,025)	(2,617)	(198)	4
Stockholders' Equity balance at beginning of period at Oct. 31, 2017	(4,574)	2	10	2,733	(4,933)	(2,211)	(179)	4
Net loss attributable to Navistar International Corporation	(73)	0	0	0	(73)	0	0
Less: Net income attributable to non-controlling interests	7							7
Net income (loss)	(66)
Total other comprehensive income	57	0	0	0	0	57	0	0
Stock-based compensation	3	0	0	3	0	0	0	0
Stock ownership programs	4	0	0	(1)	0	0	5	0
Dividends paid by subsidiaries to non-controlling interest	(7)	0	0	0	0	0	0	(7)
Stockholders' Equity, Other	0	0	0	0	0	0	0	0
Stockholders' Equity balance at end of period at Jan. 31, 2018	$ (4,583)	$ 2	$ 10	$ 2,735	$ (5,006)	$ (2,154)	$ (174)	$ 4