v3.10.0.1

Restructuring - Schedule of Restructuring Activities (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 31, 2018 | Jul. 31, 2017 | Jul. 31, 2018 | Jul. 31, 2017
Restructuring Reserve |  |  |  |
Charges | $ 2 | $ 152 | $ 14 | $ 304
Cash payments |  |  | (540) | $ (688)
Total |  |  |  |
Restructuring Reserve |  |  |  |
Balance at the beginning of the period |  |  | 254 |
Charges |  |  | 14 |
Cash payments |  |  | (167) |
Non-cash items |  |  | 0 |
Balance at the end of the period | 101 |  | 101 |
Total costs incurred to date, as of July 31, 2018 | 2,237 |  | 2,237 |
Total costs expected to be incurred, as of July 31, 2018 | 2,237 |  | 2,237 |
Employee Severance | 2015 Plan |  |  |  |
Restructuring Reserve |  |  |  |
Balance at the beginning of the period |  |  | 219 |
Charges |  |  | 5 |
Cash payments |  |  | (147) |
Non-cash items |  |  | (3) |
Balance at the end of the period | 74 |  | 74 |
Total costs incurred to date, as of July 31, 2018 | 747 |  | 747 |
Total costs expected to be incurred, as of July 31, 2018 | 747 |  | 747 |
Infrastructure and other | 2015 Plan |  |  |  |
Restructuring Reserve |  |  |  |
Balance at the beginning of the period |  |  | 17 |
Charges |  |  | (2) |
Cash payments |  |  | (8) |
Non-cash items |  |  | 4 |
Balance at the end of the period | 11 |  | 11 |
Total costs incurred to date, as of July 31, 2018 | 78 |  | 78 |
Total costs expected to be incurred, as of July 31, 2018 | 78 |  | 78 |
Infrastructure and other | 2012 Plan |  |  |  |
Restructuring Reserve |  |  |  |
Balance at the beginning of the period |  |  | 2 |
Charges |  |  | (1) |
Cash payments |  |  | 0 |
Non-cash items |  |  | 0 |
Balance at the end of the period | 1 |  | 1 |
Total costs incurred to date, as of July 31, 2018 | 145 |  | 145 |
Total costs expected to be incurred, as of July 31, 2018 | 145 |  | 145 |
Employee Severance and EER | 2012 Plan |  |  |  |
Restructuring Reserve |  |  |  |
Balance at the beginning of the period |  |  | 16 |
Charges |  |  | 12 |
Cash payments |  |  | (12) |
Non-cash items |  |  | (1) |
Balance at the end of the period | 15 |  | 15 |
Total costs incurred to date, as of July 31, 2018 | 1,267 |  | 1,267 |
Total costs expected to be incurred, as of July 31, 2018 | $ 1,267 |  | $ 1,267 |

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