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Litigation and Contingencies (Details) $ in Millions |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 Months Ended | 5 Months Ended | 9 Months Ended |  |  |
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Jan. 07, 2020 age | Dec. 12, 2019 patent | Sep. 20, 2019 case patent | Jun. 28, 2019 patent | Jun. 11, 2019 patent case | Nov. 23, 2016 plaintiff | Jun. 30, 2016 USD ($) | Oct. 01, 2015 USD ($) | Apr. 17, 2015 USD ($) employee subsidiary | Jan. 24, 2013 USD ($) | Dec. 11, 2012 USD ($) | May 23, 2012 age | Apr. 21, 2012 USD ($) | May 10, 2010 USD ($) employee | Feb. 29, 2020 plaintiff | Jun. 14, 2019 patent | Oct. 31, 2018 plaintiff | Apr. 30, 2019 plaintiff | Jul. 31, 2020 USD ($) patent plaintiff | Jan. 23, 2020 case | Apr. 20, 2012 USD ($) | Apr. 11, 2012 USD ($)
Forsyth, et al. v. HP Inc. and Hewlett Packard Enterprise |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Minimum age of plaintiff | age | 40 |  |  |  |  |  |  |  |  |  |  | 40 |  |  |  |  |  |  |  |  |  |
Number of opt-in plaintiffs | plaintiff |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 35 |  |  | 154 | 193 |  |  |
Number of additional plaintiffs | plaintiff |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 145 |  |  |  |
India Directorate of Revenue Intelligence Proceedings |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of current employees | employee |  |  |  |  |  |  |  |  |  |  |  |  |  | 7 |  |  |  |  |  |  |  |
Number of former employee | employee |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |
Aggregate damages sought |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 370 |  |  |  |  |  |  |  |
Loss contingency deposit to prevent interruption of business |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 16 |  |  |  |  |  |  |  |
Duties and penalties under show cause notices |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 17 | $ 386
Amount deposited under show cause notice prior to order |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 7 | $ 9
Additional amount deposited against products-related show cause notice |  |  |  |  |  |  |  |  |  |  | $ 10 |  |  |  |  |  |  |  |  |  |  |
Additional amount deposited against parts-related show cause notice |  |  |  |  |  |  |  |  |  |  |  |  | $ 3 |  |  |  |  |  |  |  |  |
Additional amount deposited against product order |  |  |  |  |  |  |  |  |  | $ 24 |  |  |  |  |  |  |  |  |  |  |  |
Autonomy-Related Legal Matters | Autonomy |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate damages sought |  |  |  |  |  |  |  |  | $ 5,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Number of subsidiaries | subsidiary |  |  |  |  |  |  |  |  | 4 |  |  |  |  |  |  |  |  |  |  |  |  |
Number of members | employee |  |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |
Autonomy-Related Legal Matters | Autonomy | Mr. Lynch |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate damages sought |  |  |  |  |  |  |  | $ 160 |  |  |  |  |  |  |  |  |  |  |  |  |  |
SEC Investigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Settlement amount awarded to other party |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 6 |  |  |
Oracle Corporation v. HP |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Damages awarded |  |  |  |  |  |  | $ 3,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oracle Corporation v. HP | Past lost profits |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Damages awarded |  |  |  |  |  |  | 1,700 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Oracle Corporation v. HP | Future lost profits |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Damages awarded |  |  |  |  |  |  | $ 1,300 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Neodron Patent Litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Patents allegedly infringed | patent |  |  |  | 8 |  |  |  |  |  |  |  |  |  |  |  | 4 |  |  |  |  |  |
Additional patents allegedly infringed | patent |  |  |  | 4 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Slingshot Printing LLC Litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Patents allegedly infringed | patent |  |  | 32 |  | 16 |  |  |  |  |  |  |  |  |  |  |  |  |  | 31 |  |  |
Purported consumer class actions filed | case |  |  | 4 |  | 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 |  |
Amended claims | case |  |  | 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cases dismissed | patent |  | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
123Inkt Foundation Litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs | plaintiff |  |  |  |  |  | 960 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Resolved | Forsyth, et al. v. HP Inc. and Hewlett Packard Enterprise |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs | plaintiff |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16 |  |  |  |  |
Number of additional plaintiffs | plaintiff |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 142 |  |  |  |
Dismissed | Forsyth, et al. v. HP Inc. and Hewlett Packard Enterprise |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation and Contingencies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs | plaintiff |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13 |  |  |  |  |  |  |
Number of additional plaintiffs | plaintiff |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 |  |  |  |

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