v3.7.0.1

Restructuring (Tables) | 6 Months Ended
--- | ---
Apr. 30, 2017
Restructuring and Related Activities [Abstract] |
Summary of Restructuring Plans | Restructuring activities related to the Company's employees and infrastructure, summarized by plan, are presented in the table below:
| Fiscal 2015 Plan |  | Fiscal 2012 Plan |  |
| Employee Severance |  | Infrastructure and other |  | Employee Severance and EER |  | Infrastructure and other |  | Total
| In millions
Liability as of October 31, 2016 | $ | 277 |  |  | $ | 22 |  |  | $ | 39 |  |  | $ | 15 |  |  | $ | 353 |
Charges | 198 |  |  | 28 |  |  | 8 |  |  | — |  |  | 234 |
Cash payments | (221 | ) |  | (14 | ) |  | (18 | ) |  | (4 | ) |  | (257 | )
Non-cash items | (23 | ) |  | (19 | ) |  | 2 |  |  | (8 | ) |  | (48 | )
Liability as of April 30, 2017 | $ | 231 |  |  | $ | 17 |  |  | $ | 31 |  |  | $ | 3 |  |  | $ | 282 |
Total costs incurred to date, as of April 30, 2017 | $ | 642 |  |  | $ | 86 |  |  | $ | 1,237 |  |  | $ | 222 |  |  | $ | 2,187 |
Total costs expected to be incurred, as of April 30, 2017 | $ | 850 |  |  | $ | 265 |  |  | $ | 1,237 |  |  | $ | 222 |  |  | $ | 2,574 |

X
- References No definition available. + Details
Name: | us-gaap_RestructuringAndRelatedActivitiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 + Details
Name: | us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration