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Segments - Operating Segments (Detail) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019
Segment Reporting Information [Line Items] |  |
Total revenue | $ 1,883 | $ 1,940
Total operating profit (loss) | $ (1,950) | $ (48)
Percentage as of operating profit (loss) to revenue | (103.60%) | (2.50%)
Other significant items | $ 2,023 | $ 11
Intersegment Eliminations [Member] |  |
Segment Reporting Information [Line Items] |  |
Total revenue | (40) | (51)
Total operating profit (loss) | (72) | (63)
Operating Segments [Member] |  |
Segment Reporting Information [Line Items] |  |
Total revenue | 557 |
Operating Segments [Member] | Wellbore Technologies [Member] |  |
Segment Reporting Information [Line Items] |  |
Total revenue | 691 | 807
Total operating profit (loss) | $ (663) | $ 19
Percentage as of operating profit (loss) to revenue | (95.90%) | 2.40%
Other significant items | $ 715 | $ (2)
Operating Segments [Member] | Completion & Production Solutions [Member] |  |
Segment Reporting Information [Line Items] |  |
Total revenue | 675 | 581
Total operating profit (loss) | $ (1,013) | $ (35)
Percentage as of operating profit (loss) to revenue | (150.10%) | (6.00%)
Other significant items | $ 1,054 | $ 11
Operating Segments [Member] | Rig Technologies [Member] |  |
Segment Reporting Information [Line Items] |  |
Total revenue | 557 | 603
Total operating profit (loss) | $ (202) | $ 31
Percentage as of operating profit (loss) to revenue | (36.30%) | 5.10%
Other significant items | $ 238 | $ 2
Operating Segments [Member] | Intersegment Eliminations [Member] |  |
Segment Reporting Information [Line Items] |  |
Other significant items | $ 16 |

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