Risks And Uncertainties (Details) $ in Millions |
12 Months Ended | |
---|---|---|
Dec. 31, 2019
USD ($)
segment
business
integer
|
Dec. 31, 2018
USD ($)
|
|
Unusual Risk or Uncertainty [Line Items] | ||
Number of Reportable Segments | segment | 4 | |
Segment Reporting, Additional Information about Entity's Reportable Segments | business | 2 | |
Cash and Cash Equivalents, at Carrying Value | $ 1,029 | $ 1,166 |
Percentage of Total Revenue Non-U.S. | 68.00% | |
Goodwill, Gross | $ 3,670 | 3,792 |
Number Of Single Customers That Accounted For Ten Percent Or More Of Total Revenue | integer | 0 | |
Cash and Cash Equivalents [Member] | ||
Unusual Risk or Uncertainty [Line Items] | ||
Cash and Cash Equivalents, at Carrying Value | $ 1,000 | |
Operating Segments [Member] | ANDES [Member] | ||
Unusual Risk or Uncertainty [Line Items] | ||
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount | 3.00% | |
Goodwill, Gross | $ 868 | $ 868 |