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, 2015	$ (5,160)	$ 2	$ 9	$ 2,499	$ (4,866)	$ (2,601)	$ (210)	$ 7
Net loss attributable to Navistar International Corporation	(63)				(63)
Less: Net income attributable to non-controlling interests	24	0	0	0		0	0	24
Net income (loss)	(39)
Total other comprehensive income	89	0	0	0	0	89	0	0
Stock-based compensation	3	0	0	3	0	0	0	0
Stock ownership programs	0	0	0	(4)	0	0	4	0
Dividends paid by subsidiaries to non-controlling interest	(28)	0	0	0	0	0	0	(28)
Payments of Stock Issuance Costs	0
Noncontrolling Interest, Increase from Subsidiary Equity Issuance	1	0	0	1	0	0	0	0
Stockholders' Equity balance at end of period at Jul. 31, 2016	(5,134)	2	9	2,499	(4,929)	(2,512)	(206)	3
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	(105)	0	0	0	(105)	0	0
Less: Net income attributable to non-controlling interests	18
Net income (loss)	(87)
Total other comprehensive income	228	0	0	0	0	228	0	0
Stock-based compensation	4	0	0	4	0	0	0	0
Stock ownership programs	2	0	0	(13)	0	0	15	0
Dividends paid by subsidiaries to non-controlling interest	(21)	0	0	0	0	0	0	(21)
Issuance of common stock	256	0	2	254	0	0	0	0
Payments of Stock Issuance Costs	(11)	0	0	(11)	0	0	0	0
Stockholders' Equity, Other	(1)	0	(1)	0	0	0	0	0
Stockholders' Equity balance at end of period at Jul. 31, 2017	$ (4,923)	$ 2	$ 10	$ 2,733	$ (5,068)	$ (2,412)	$ (190)	$ 2