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v3.10.0.1

Segment Information - Summary of North America and International Revenue Disaggregated by Group (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017
Segment Reporting Information [Line Items] |  |  |  |
Revenue | $ 8,303 | $ 7,462 | $ 16,131 | $ 14,356
Reservoir Characterization |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,636 | 1,759 | 3,192 | 3,377
Drilling |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 2,234 | 2,107 | 4,360 | 4,092
Production |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 3,257 | 2,496 | 6,216 | 4,683
Cameron |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,295 | 1,265 | 2,605 | 2,494
Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | (119) | (165) | (242) | (290)
Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 8,303 | 7,462 | 16,131 | 14,356
Operating Segments | Reservoir Characterization |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,636 | 1,759 | 3,192 | 3,377
Operating Segments | Drilling |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 2,234 | 2,107 | 4,360 | 4,092
Operating Segments | Production |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 3,257 | 2,496 | 6,216 | 4,683
Operating Segments | Cameron |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,295 | 1,265 | 2,605 | 2,494
Eliminations & other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 100 | 124 | 209 | 224
Eliminations & other | Reservoir Characterization |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 134 | 170 | 272 | 290
Eliminations & other | Drilling |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 54 | 57 | 103 | 118
Eliminations & other | Production |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 2 | (11) | 3 | (14)
Eliminations & other | Cameron |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | (23) | 3 | (36) | (6)
Eliminations & other | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | (67) | (95) | (133) | (164)
North America | Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 3,139 | 2,202 | 5,974 | 4,074
North America | Operating Segments | Reservoir Characterization |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 269 | 217 | 491 | 448
North America | Operating Segments | Drilling |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 568 | 485 | 1,132 | 940
North America | Operating Segments | Production |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,695 | 1,032 | 3,195 | 1,770
North America | Operating Segments | Cameron |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 611 | 474 | 1,180 | 919
North America | Operating Segments | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | (4) | (6) | (24) | (3)
International | Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 5,064 | 5,136 | 9,948 | 10,058
International | Operating Segments | Reservoir Characterization |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,233 | 1,372 | 2,429 | 2,639
International | Operating Segments | Drilling |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,612 | 1,565 | 3,125 | 3,034
International | Operating Segments | Production |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 1,560 | 1,475 | 3,018 | 2,927
International | Operating Segments | Cameron |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 707 | 788 | 1,461 | 1,581
International | Operating Segments | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | $ (48) | $ (64) | $ (85) | $ (123)

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