Acquisitions And Divestitures Acquisition of PureDepth Inc. (Details) - USD ($) $ in Millions |
9 Months Ended | |||
|---|---|---|---|---|
Mar. 23, 2016 |
Sep. 30, 2016 |
Sep. 30, 2015 |
Dec. 31, 2015 |
|
| Business Acquisition [Line Items] | ||||
| Purchase price, cash consideration, net of cash acquired | $ 15 | $ 15 | ||
| Goodwill | $ 1,583 | $ 1,539 | ||
| PureDepth Inc. | ||||
| Business Acquisition [Line Items] | ||||
| Business Acquisition, Percentage of Equity Interests Acquired | 100.00% | |||
| Purchase price, cash consideration, net of cash acquired | $ 15 | |||
| Intangible assets | 10 | |||
| Goodwill | 5 | |||
| Total purchase price allocation | $ 15 | |||