v3.8.0.1

Intangible Assets (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2017
Intangible Assets, Net (Excluding Goodwill) [Abstract] |
Summary of Finite-lived Intangible Assets | A summary of the finite-lived identifiable intangible assets is as follows (in millions):
| December 31, 2017 |  | January 1, 2017
| Gross Carrying Amount |  | Accumulated Amortization |  | Intangibles, Net |  | Gross Carrying Amount |  | Accumulated Amortization |  | Intangibles, Net
Licensed technologies | $ | 95 |  |  | $ | (74 | ) |  | $ | 21 |  |  | $ | 95 |  |  | $ | (64 | ) |  | $ | 31 |
Core technologies | 300 |  |  | (161 | ) |  | 139 |  |  | 328 |  |  | (142 | ) |  | 186 |
Customer relationships | 32 |  |  | (25 | ) |  | 7 |  |  | 33 |  |  | (22 | ) |  | 11 |
License agreements | 14 |  |  | (8 | ) |  | 6 |  |  | 14 |  |  | (7 | ) |  | 7 |
Trade name | 7 |  |  | (5 | ) |  | 2 |  |  | 5 |  |  | (3 | ) |  | 2 |
Total finite-lived intangible assets, net | $ | 448 |  |  | $ | (273 | ) |  | $ | 175 |  |  | $ | 475 |  |  | $ | (238 | ) |  | $ | 237 |
Summary of the Estimated Annual Amortization of Finite-lived Intangible Assets | The estimated annual amortization of finite-lived intangible assets for the next five years is shown in the following table (in millions). Actual amortization expense to be reported in future periods could differ from these estimates as a result of acquisitions, divestitures, and asset impairments, among other factors.
| Estimated Annual Amortization
2018 | $ | 36 |
2019 | 32 |
2020 | 24 |
2021 | 21 |
2022 | 17 |
Thereafter | 45 |
Total | $ | 175 |

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

X
- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
Name: | us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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://www.xbrl.org/2003/role/presentationRef -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
Name: | us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration