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v3.21.4

Segment Information - Summary of North America and International Revenue Disaggregated by Segment (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Segment Reporting Information [Line Items] |  |  |
Revenue | $ 22,929 | $ 23,601 | $ 32,917
Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 22,929 | 23,601 | 32,917
Eliminations & other |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 167 | 121 | 229
North America | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 4,466 | 5,478 | 10,446
International | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 18,296 | 18,002 | 22,242
Digital Integration |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 3,290 | 3,067 | 4,145
Digital Integration | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 3,290 | 3,067 | 4,145
Digital Integration | Eliminations & other |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 4 | 7 | 8
Digital Integration | North America | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 812 | 573 | 865
Digital Integration | International | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 2,474 | 2,487 | 3,272
Reservoir Performance |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 4,599 | 5,602 | 9,299
Reservoir Performance | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 4,599 | 5,602 | 9,299
Reservoir Performance | Eliminations & other |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 4 | 12 | 12
Reservoir Performance | North America | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 329 | 1,547 | 3,779
Reservoir Performance | International | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 4,266 | 4,043 | 5,508
Well Construction |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 8,706 | 8,614 | 11,880
Well Construction | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 8,706 | 8,614 | 11,880
Well Construction | Eliminations & other |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 196 | 196 | 257
Well Construction | North America | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 1,485 | 1,453 | 2,814
Well Construction | International | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 7,025 | 6,965 | 8,809
Production Systems |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 6,710 | 6,650 | 8,167
Production Systems | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 6,710 | 6,650 | 8,167
Production Systems | Eliminations & other |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 13 | 27 | 54
Production Systems | North America | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 1,832 | 1,921 | 3,053
Production Systems | International | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 4,865 | 4,702 | 5,060
Eliminations & Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | (376) | (332) | (574)
Eliminations & Other | Eliminations & other |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | (50) | (121) | (102)
Eliminations & Other | North America | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | 8 | (16) | (65)
Eliminations & Other | International | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenue | $ (334) | $ (195) | $ (407)

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