Revenue (Details)
$ in Millions |
12 Months Ended |
|
Dec. 31, 2018
USD ($)
Division
Countries
|
Dec. 31, 2017
USD ($)
Countries
|
Dec. 31, 2016
USD ($)
Countries
|
| Disaggregation of Revenue [Line Items] |
|
|
|
| Number of business segments | Division |
2
|
|
|
| Maximum Percentage Revenue from One Geographic Segment |
10.00%
|
10.00%
|
10.00%
|
| Number of Countries Exceed Revenue Threshold | Countries |
1
|
1
|
1
|
| Revenue |
$ 23,995
|
$ 20,620
|
$ 15,887
|
| North America [Member] |
|
|
|
| Disaggregation of Revenue [Line Items] |
|
|
|
| Revenue |
14,431
|
11,564
|
6,770
|
| Latin America [Member] |
|
|
|
| Disaggregation of Revenue [Line Items] |
|
|
|
| Revenue |
2,065
|
2,116
|
1,860
|
| Europe/Africa/CIS [Member] |
|
|
|
| Disaggregation of Revenue [Line Items] |
|
|
|
| Revenue |
2,945
|
2,781
|
2,993
|
| Middle East/Asia [Member] |
|
|
|
| Disaggregation of Revenue [Line Items] |
|
|
|
| Revenue |
$ 4,554
|
4,159
|
4,264
|
| Minimum |
|
|
|
| Disaggregation of Revenue [Line Items] |
|
|
|
| Revenue, Performance Obligation, Description of Payment Terms |
P20D
|
|
|
| Maximum |
|
|
|
| Disaggregation of Revenue [Line Items] |
|
|
|
| Revenue, Performance Obligation, Description of Payment Terms |
P60D
|
|
|
| Completion and Production |
|
|
|
| Disaggregation of Revenue [Line Items] |
|
|
|
| Revenue |
$ 15,973
|
13,077
|
8,882
|
| Drilling and Evaluation |
|
|
|
| Disaggregation of Revenue [Line Items] |
|
|
|
| Revenue |
$ 8,022
|
$ 7,543
|
$ 7,005
|
| Sales Revenue, Net [Member] | UNITED STATES |
|
|
|
| Disaggregation of Revenue [Line Items] |
|
|
|
| Concentration Risk, Percentage |
58.00%
|
53.00%
|
41.00%
|