Loss Per Share Attributable to Navistar International Corporation - Basic & Diluted Loss per Share (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
Jan. 31, 2015	Jan. 31, 2014
Earnings Per Share [Abstract]
Loss from continuing operations, net of tax	$ (42)	$ (249)
Income from discontinued operations, net of tax	0	1
Net loss attributable to Navistar International Corporation	$ (42)us-gaap_NetIncomeLoss	$ (248)us-gaap_NetIncomeLoss
Basic (in shares)	81.5	81.2
Weighted Average Number Diluted Shares Outstanding Adjustment	0	0
Diluted (in shares)	81.5	81.2
Basic: Loss from Continuing Operations (in dollars per share)	$ (0.52)	$ (3.07)
Basic: Income (Loss) from Discontinued Operations (in dollars per share)	$ 0.00	$ 0.02
Basic (in dollars per share)	$ (0.52)us-gaap_EarningsPerShareBasic	$ (3.05)us-gaap_EarningsPerShareBasic
Diluted: Loss from Continuing Operations (in dollars per share)	$ (0.52)	$ (3.07)
Diluted: Income (Loss) from Discontinued Operations (in dollars per share)	$ 0.00	$ 0.02
Diluted (in dollars per share)	$ (0.52)us-gaap_EarningsPerShareDiluted	$ (3.05)us-gaap_EarningsPerShareDiluted

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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