| **Stockholders' Deficit (Tables) (Tables)**                                       | 3 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
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| **Equity [Abstract]**                                                             |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]      | Accumulated other comprehensive loss, net of tax, included in the Consolidated Statements of Stockholders' Deficit, consisted of the following: (in millions)Unrealized Gain on Marketable Securities Foreign Currency Translation Adjustments Defined Benefit Plan TotalBalance as of October 31, 2014$1 $(127) $(2,137) $(2,263)Other comprehensive income (loss) before reclassifications— (59) — (59)Amounts reclassified out of accumulated other comprehensive loss— — 32 32Net current-period other comprehensive income (loss)— (59) 32 (27)Balance as of January 31, 2015$1 $(186) $(2,105) $(2,290)(in millions)Unrealized Gain on Marketable Securities Foreign Currency Translation Adjustments Defined Benefit Plan TotalBalance as of October 31, 2013$— $(75) $(1,749) $(1,824)Other comprehensive loss before reclassifications— (62) (1) (63)Amounts reclassified out of accumulated other comprehensive loss— — 26 26Net current-period other comprehensive income (loss)— (62) 25 (37)Balance as of January 31, 2014$— $(137) $(1,724) $(1,861) |
| Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] |     Three Months Ended January 31,  Location in Consolidated Statements of Operations 2015 2014Defined benefit plans      Amortization of prior service costs Selling, general and administrative expenses $(1) $(1)Amortization of actuarial loss Selling, general and administrative expenses 33 27Total reclassifications for the period (net of tax of $0 at both dates) $32 $26                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |

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| - Definition
Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss).
+ References
No definition available.
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| - Definition
Tabular disclosure of the components of accumulated other comprehensive income (loss).
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669686-108580
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