v3.10.0.1

Goodwill and Intangible Assets (Tables) | 9 Months Ended
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Sep. 30, 2018
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of goodwill balances and adjustments by reportable segment | The following table presents goodwill activities during the nine months ended September 30, 2018 (in millions):
| December 31, 2017 |  | Goodwill Acquired |  | Adjustments |  | September 30, 2018
Goodwill | $ | 4,773 |  |  | $ | 532 |  |  | $ | (135 | ) |  | $ | 5,170 |
Schedule of identifiable intangible assets | The components of identifiable intangible assets as of September 30, 2018 and December 31, 2017 are as follows (in millions, except years):
| September 30, 2018 |  | December 31, 2017
| Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount |  | Weighted Average Useful Life (Years) |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount |  | Weighted Average Useful Life (Years)
Intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Customer lists and user base | $ | 522 |  |  | $ | (441 | ) |  | $ | 81 |  |  | 5 |  | $ | 458 |  |  | $ | (430 | ) |  | $ | 28 |  |  | 5
Marketing related | 588 |  |  | (579 | ) |  | 9 |  |  | 5 |  | 607 |  |  | (587 | ) |  | 20 |  |  | 5
Developed technologies | 279 |  |  | (268 | ) |  | 11 |  |  | 3 |  | 273 |  |  | (258 | ) |  | 15 |  |  | 3
All other | 160 |  |  | (155 | ) |  | 5 |  |  | 4 |  | 156 |  |  | (150 | ) |  | 6 |  |  | 4
Total | $ | 1,549 |  |  | $ | (1,443 | ) |  | $ | 106 |  |  |  |  | $ | 1,494 |  |  | $ | (1,425 | ) |  | $ | 69 |  |  |
Schedule of future intangible asset amortization | Expected future intangible asset amortization as of September 30, 2018 is as follows (in millions):
Fiscal year: |  |
Remaining 2018 |  | $ | 14 |
2019 |  | 49 |
2020 |  | 34 |
2021 |  | 9 |
Total |  | $ | 106 |

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- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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