| **Condensed Consolidating Guarantor and Non-Guarantor (Tables)**                       | 12 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
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| **Condensed Consolidating Gurantor and Non-Gurantor Financial Information [Abstract]** |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
| Schedule of Condensed Income Statement [Table Text Block]                              | (in millions)NIC Navistar,Inc. Non-GuarantorSubsidiaries Eliminationsand Other ConsolidatedCondensed Consolidating Statement of Operations for the Year Ended October 31, 2013         Sales and revenues, net$— $6,426 $8,979 $(4,630) $10,775Costs of products sold— 6,629 7,720 (4,588) 9,761Restructuring charges— 15 10 — 25Asset impairment charges— 81 16 — 97All other operating expenses (income)(208) 1,180 659 246 1,877Total costs and expenses(208) 7,905 8,405 (4,342) 11,760Equity in income (loss) of affiliates(1,108) 161 4 954 11Income (loss) before income taxes(900) (1,318) 578 666 (974)Income tax benefit (expense)2 244 (75) — 171Earnings (loss) from continuing operations(898) (1,074) 503 666 (803)Loss from discontinued operations, net of tax— — (41) — (41)Net income (loss)(898) (1,074) 462 666 (844)Less: Net income attributable to non-controlling interests— — 54 — 54Net income (loss) attributable to Navistar International Corporation$(898) $(1,074) $408 $666 $(898)(in millions)NIC Navistar,Inc. Non-GuarantorSubsidiaries Eliminationsand Other ConsolidatedCondensed Consolidating Statement of Operations for the Year Ended October 31, 2011         Sales and revenues, net$— $8,319 $12,885 $(7,563) $13,641Costs of products sold— 7,775 10,649 (7,487) 10,937Restructuring charges— 33 49 — 82Asset impairment charges— — 13 — 13All other operating expenses (income)79 1,263 856 (95) 2,103Total costs and expenses79 9,071 11,567 (7,582) 13,135Equity in income (loss) of affiliates1,759 462 (37) (2,255) (71)Income (loss) before income taxes1,680 (290) 1,281 (2,236) 435Income tax benefit (expense)43 1,937 (552) (11) 1,417Earnings (loss) from continuing operations1,723 1,647 729 (2,247) 1,852Loss from discontinued operations, net of tax— — (74) — (74)Net income (loss)1,723 1,647 655 (2,247) 1,778Less: Net income attributable to non-controlling interests— — 55 — 55Net income (loss) attributable to Navistar International Corporation$1,723 $1,647 $600 $(2,247) $1,723(in millions)NIC Navistar,Inc. Non-GuarantorSubsidiaries Eliminationsand Other ConsolidatedCondensed Consolidating Statement of Operations for the Year Ended October 31, 2012         Sales and revenues, net$— $7,924 $11,413 $(6,642) $12,695Costs of products sold— 8,188 9,798 (6,585) 11,401Restructuring charges— 86 21 — 107Asset impairment charges— 2 14 — 16All other operating expenses (income)(249) 1,297 968 237 2,253Total costs and expenses(249) 9,573 10,801 (6,348) 13,777Equity in income (loss) of affiliates(3,258) 536 (34) 2,727 (29)Income (loss) before income taxes(3,009) (1,113) 578 2,433 (1,111)Income tax benefit (expense)(1) (1,987) 209 (1) (1,780)Earnings (loss) from continuing operations(3,010) (3,100) 787 2,432 (2,891)Loss from discontinued operations, net of tax— — (71) — (71)Net income (loss)(3,010) (3,100) 716 2,432 (2,962)Less: Net income attributable to non-controlling interests— — 48 — 48Net income (loss) attributable to Navistar International Corporation$(3,010) $(3,100) $668 $2,432 $(3,010)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
| Schedule of Condensed Statement of Comprehensive Income [Table Text Block]             | (in millions)NIC Navistar,Inc. Non-GuarantorSubsidiaries Eliminationsand Other ConsolidatedCondensed Consolidating Statement of Comprehensive Income (Loss) for the Year Ended October 31, 2011         Net income (loss) attributable to Navistar International Corporation$1,723 $1,647 $600 $(2,247) $1,723Other comprehensive income (loss):         Foreign currency translation adjustment(19) — (11) 11 (19)Defined benefit plans (net of tax of $430, $421, $9, $(430), and $430, respectively)(729) (725) (4) 729 (729)Total other comprehensive income (loss)(748) (725) (15) 740 (748)Total comprehensive income (loss) attributable to Navistar International Corporation$975 $922 $585 $(1,507) $975(in millions)NIC Navistar,Inc. Non-GuarantorSubsidiaries Eliminationsand Other ConsolidatedCondensed Consolidating Statement of Comprehensive Income (Loss) for the Year Ended October 31, 2013         Net income (loss) attributable to Navistar International Corporation$(898) $(1,074) $408 $666 $(898)Other comprehensive income (loss):         Foreign currency translation adjustment(51) — (51) 51 (51)Defined benefit plans (net of tax of $(21), $5, $(26), $21, and $(21), respectively)552 687 74 (761) 552Total other comprehensive income (loss)501 687 23 (710) 501Total comprehensive income (loss) attributable to Navistar International Corporation$(397) $(387) $431 $(44) $(397)(in millions)NIC Navistar,Inc. Non-GuarantorSubsidiaries Eliminationsand Other ConsolidatedCondensed Consolidating Statement of Comprehensive Income (Loss) for the Year Ended October 31, 2012         Net income (loss) attributable to Navistar International Corporation$(3,010) $(3,100) $668 $2,432 $(3,010)Other comprehensive income (loss):         Foreign currency translation adjustment(125) — (125) 125 (125)Defined benefit plans (net of tax of $14, $0, $14, $(14), and $14, respectively)(256) (225) (31) 256 (256)Total other comprehensive income (loss)(381) (225) (156) 381 (381)Total comprehensive income (loss) attributable to Navistar International Corporation$(3,391) $(3,325) $512 $2,813 $(3,391)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
| Schedule of Condensed Balance Sheet [Table Text Block]                                 | (in millions)NIC Navistar,Inc. Non-GuarantorSubsidiaries Eliminationsand Other ConsolidatedCondensed Consolidating Balance Sheet as of October 31, 2013         Assets         Cash and cash equivalents$336 $72 $347 $— $755Marketable securities581 1 248 — 830Restricted cash23 3 65 — 91Finance and other receivables, net3 148 2,561 (11) 2,701Inventories— 621 608 (19) 1,210Investments in non-consolidated affiliates(6,123) 6,600 73 (473) 77Property and equipment, net— 937 807 (3) 1,741Goodwill— — 184 — 184Deferred taxes, net— 13 219 (1) 231Other36 156 304 (1) 495Total assets$(5,144) $8,551 $5,416 $(508) $8,315Liabilities and stockholders’ equity (deficit)         Debt$2,125 $1,002 $1,960 $(2) $5,085Postretirement benefits liabilities— 2,407 245 — 2,652Amounts due to (from) affiliates(6,988) 10,846 (3,932) 74 —Other liabilities3,362 646 250 (79) 4,179Total liabilities(1,501) 14,901 (1,477) (7) 11,916Redeemable equity securities4 — — — 4Stockholders’ equity (deficit) attributable to non-controlling interest— — 44 — 44Stockholders’ equity (deficit) attributable to Navistar International Corporation(3,647) (6,350) 6,849 (501) (3,649)Total liabilities and stockholders’ equity (deficit)$(5,144) $8,551 $5,416 $(508) $8,315(in millions)NIC Navistar,Inc. Non-GuarantorSubsidiaries Eliminationsand Other ConsolidatedCondensed Consolidating Balance Sheet as of October 31, 2012         Assets         Cash and cash equivalents$702 $55 $330 $— $1,087Marketable securities314 — 152 — 466Restricted cash24 8 129 — 161Finance and other receivables, net5 128 2,859 — 2,992Inventories— 691 885 (39) 1,537Investments in non-consolidated affiliates(5,616) 6,454 54 (830) 62Property and equipment, net— 790 874 (4) 1,660Goodwill— — 280 — 280Deferred taxes, net9 11 243 — 263Other83 177 335 (1) 594Total assets$(4,479) $8,314 $6,141 $(874) $9,102Liabilities and stockholders’ equity (deficit)         Debt$1,617 $1,162 $1,997 $(5) $4,771Postretirement benefits liabilities— 3,144 367 — 3,511Amounts due to (from) affiliates(5,863) 9,522 (3,743) 84 —Other liabilities3,072 337 748 (77) 4,080Total liabilities(1,174) 14,165 (631) 2 12,362Redeemable equity securities5 — — — 5Stockholders’ equity (deficit) attributable to non-controlling interest— — 45 — 45Stockholders’ equity (deficit) attributable to Navistar International Corporation(3,310) (5,851) 6,727 (876) (3,310)Total liabilities and stockholders’ equity (deficit)$(4,479) $8,314 $6,141 $(874) $9,102                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
| Schedule of Condensed Cash Flow Statement [Table Text Block]                           | (in millions)NIC Navistar,Inc. Non-GuarantorSubsidiaries Eliminationsand Other ConsolidatedCondensed Consolidating Statement of Cash Flows for the Year Ended October 31, 2012         Net cash provided by (used in) operations$350 $(183) $901 $(458) $610Cash flows from investment activities         Net change in restricted cash and cash equivalents(4) 1 168 — 165Net sales of marketable securities115 — 137 — 252Capital expenditures and purchase of equipment leased to others— (213) (157) — (370)Other investing activities— (157) 108 — (49)Net cash provided by (used in) investment activities111 (369) 256 — (2)Cash flows from financing activities         Net borrowings (repayments) of debt171 594 (1,245) 549 69Other financing activities(156) — 115 (91) (132)Net cash provided by (used in) financing activities15 594 (1,130) 458 (63)Effect of exchange rate changes on cash and cash equivalents— — 3 — 3Increase in cash and cash equivalents476 42 30 — 548Cash and cash equivalents at beginning of the year226 13 300 — 539Cash and cash equivalents at end of the year$702 $55 $330 $— $1,087(in millions)NIC Navistar,Inc. Non-GuarantorSubsidiaries Eliminationsand Other ConsolidatedCondensed Consolidating Statement of Cash Flows for the Year Ended October 31, 2013         Net cash provided by (used in) operations$(669) $(355) $401 $723 $100Cash flows from investment activities         Net change in restricted cash and cash equivalents— 5 65 — 70Net sales of marketable securities(267) — (97) — (364)Capital expenditures and purchase of equipment leased to others— (422) (177) — (599)Other investing activities— 87 (4) — 83Net cash used in investment activities(267) (330) (213) — (810)Cash flows from financing activities         Net borrowings (repayments) of debt540 409 (40) (793) 116Other financing activities30 293 (116) 70 277Net cash provided by (used in) financing activities570 702 (156) (723) 393Effect of exchange rate changes on cash and cash equivalents— — (15) — (15)Increase in cash and cash equivalents(366) 17 17 — (332)Cash and cash equivalents at beginning of the year702 55 330 — 1,087Cash and cash equivalents at end of the year$336 $72 $347 $— $755(in millions)NIC Navistar,Inc. Non-GuarantorSubsidiaries Eliminationsand Other ConsolidatedCondensed Consolidating Statement of Cash Flows for the Year Ended October 31, 2011         Net cash provided by (used in) operations$(44) $(66) $556 $434 $880Cash flows from investment activities         Net change in restricted cash and cash equivalents— — (147) — (147)Net purchases of marketable securities(55) — (77) — (132)Capital expenditures and purchase of equipment leased to others— (264) (236) — (500)Other investing activities— (12) (32) — (44)Net cash used in investment activities(55) (276) (492) — (823)Cash flows from financing activities         Net borrowings (repayments) of debt91 333 48 (434) 38Other financing activities(5) — (133) — (138)Net cash provided by (used in) financing activities86 333 (85) (434) (100)Effect of exchange rate changes on cash and cash equivalents— — (3) — (3)Decrease in cash and cash equivalents(13) (9) (24) — (46)Cash and cash equivalents at beginning of the year239 22 324 — 585Cash and cash equivalents at end of the year$226 $13 $300 $— $539 |

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