| **Loss Per Share Attributable to Navistar International Corporation (Tables)** | 6 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
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| **Earnings Per Share [Abstract]**                                              |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
| Schedule of Earnings Per Share Reconciliation [Table Text Block]               |  Three Months Ended April 30, Six Months Ended April 30,(in millions, except per share data)2015 2014 2015 2014Numerator:       Amounts attributable to Navistar International Corporation common stockholders:       Loss from continuing operations, net of tax$(64) $(298) $(106) $(547)Income from discontinued operations, net of tax— 1 — 2Net loss$(64) $(297) $(106) $(545)        Denominator:       Weighted average shares outstanding:       Basic81.6 81.4 81.5 81.3Effect of dilutive securities— — — —Diluted81.6 81.4 81.5 81.3        Earnings (loss) per share attributable to Navistar International Corporation:       Basic:       Continuing operations$(0.78) $(3.66) $(1.30) $(6.73)Discontinued operations— 0.01 — 0.03Net loss$(0.78) $(3.65) $(1.30) $(6.70)Diluted:       Continuing operations$(0.78) $(3.66) $(1.30) $(6.73)Discontinued operations— 0.01 — 0.03Net loss$(0.78) $(3.65) $(1.30) $(6.70) |

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| - Definition
Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257
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