Loss Per Share Attributable to Navistar International Corporation - Narrative (Details) (USD $) Share data in Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Jan. 31, 2014	Jan. 31, 2013
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	31.0	28.0
Shares related to warrants	11.3	11.3
Shares related to convertible notes	3.4	11.3
Convertible Debt Securities [Domain]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Debt Instrument, Convertible, Conversion Ratio	17.1233
Debt Instrument Convertible Conversion Ratio Basis	$ 1,000
Debt Instrument, Convertible, Conversion Price	$ 58.40
Investment Warrants, Exercise Price	$ 60.14
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	11.3
2014 [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares related to convertible notes	11.3
2014 [Member] | Convertible Debt Securities [Domain]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Debt Instrument, Convertible, Conversion Ratio	19.891
Debt Instrument Convertible Conversion Ratio Basis	$ 1,000
Debt Instrument, Convertible, Conversion Price	$ 50.27