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v3.19.3.a.u2

Revenue (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 USD ($) Division Countries | Dec. 31, 2018 USD ($) Countries | Dec. 31, 2017 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, Performance Obligation, Description of Timing | one year |  |
Revenue | $ 22,408 | $ 23,995 | $ 20,620
North America [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue | 11,884 | 14,431 | 11,564
Latin America [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue | 2,364 | 2,065 | 2,116
Europe/Africa/CIS [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue | 3,285 | 2,945 | 2,781
Middle East/Asia [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue | $ 4,875 | 4,554 | 4,159
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 | $ 14,031 | 15,973 | 13,077
Drilling and Evaluation |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue | $ 8,377 | $ 8,022 | $ 7,543
Revenue Benchmark [Member] | UNITED STATES |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Concentration Risk, Percentage | 51.00% | 58.00% | 53.00%

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