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Business Segment and Geographic Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Revenue: |  |  |  |
Revenue |  | $ 22,408 | $ 23,995 | $ 20,620
Operating income: |  |  |  |
Total operating income (loss) |  | (448) | 2,467 | 1,374
Impairments and other charges |  | 2,506 | 265 | 647
Impairments and other charges | [1] | (2,506) | (265) | (647)
Interest expense, net of interest income |  | (569) | (554) | (593)
Other, net |  | (105) | (99) | (99)
Income (loss) from continuing operations before income taxes |  | (1,122) | 1,814 | 682
Capital expenditures: |  |  |  |
Total capital expenditures |  | 1,530 | 2,026 | 1,373
Depreciation, depletion and amortization: |  |  |  |
Total depreciation, depletion and amortization |  | 1,625 | 1,606 | 1,556
Total assets: |  |  |  |
Total assets |  | 25,377 | 25,982 |
Property, Plant and Equipment [Abstract] |  |  |  |
Property, Plant and Equipment, Net |  | 7,310 | 8,873 |
Completion and Production |  |  |  |
Revenue: |  |  |  |
Revenue |  | 14,031 | 15,973 | 13,077
Operating income: |  |  |  |
Total operating income (loss) |  | 1,671 | 2,278 | 1,625
Impairments and other charges |  | 1,600 |  |
Capital expenditures: |  |  |  |
Total capital expenditures |  | 800 | 1,364 | 1,111
Depreciation, depletion and amortization: |  |  |  |
Total depreciation, depletion and amortization |  | 1,049 | 1,058 | 953
Total assets: |  |  |  |
Total assets | [2] | 11,894 | 13,231 |
Drilling and Evaluation |  |  |  |
Revenue: |  |  |  |
Revenue |  | 8,377 | 8,022 | 7,543
Operating income: |  |  |  |
Total operating income (loss) |  | 642 | 745 | 726
Impairments and other charges |  | 849 |  |
Capital expenditures: |  |  |  |
Total capital expenditures |  | 728 | 657 | 261
Depreciation, depletion and amortization: |  |  |  |
Total depreciation, depletion and amortization |  | 552 | 512 | 563
Total assets: |  |  |  |
Total assets | [2] | 8,059 | 8,037 |
Corporate and shared assets |  |  |  |
Total assets: |  |  |  |
Total assets | [3] | 5,424 | 4,714 |
Total operations |  |  |  |
Operating income: |  |  |  |
Total operating income (loss) |  | 2,313 | 3,023 | 2,351
Corporate and other |  |  |  |
Operating income: |  |  |  |
Total operating income (loss) | [4] | (255) | (291) | (330)
Impairments and other charges |  | 56 |  |
Capital expenditures: |  |  |  |
Total capital expenditures |  | 2 | 5 | 1
Depreciation, depletion and amortization: |  |  |  |
Total depreciation, depletion and amortization |  | 24 | 36 | 40
VENEZUELA |  |  |  |
Operating income: |  |  |  |
Impairments and other charges | [1] |  | (265) | (647)
North America [Member] |  |  |  |
Revenue: |  |  |  |
Revenue |  | 11,884 | 14,431 | 11,564
Property, Plant and Equipment [Abstract] |  |  |  |
Property, Plant and Equipment, Net |  | 4,666 | 5,621 |
Latin America [Member] |  |  |  |
Revenue: |  |  |  |
Revenue |  | 2,364 | 2,065 | 2,116
Property, Plant and Equipment [Abstract] |  |  |  |
Property, Plant and Equipment, Net |  | 754 | 937 |
Europe/Africa/CIS [Member] |  |  |  |
Revenue: |  |  |  |
Revenue |  | 3,285 | 2,945 | 2,781
Property, Plant and Equipment [Abstract] |  |  |  |
Property, Plant and Equipment, Net |  | 772 | 936 |
Middle East/Asia [Member] |  |  |  |
Revenue: |  |  |  |
Revenue |  | 4,875 | 4,554 | $ 4,159
Property, Plant and Equipment [Abstract] |  |  |  |
Property, Plant and Equipment, Net |  | $ 1,118 | $ 1,379 |
[1] | Impairments and other charges are as follows: -For the year ended December 31, 2019, amount includes approximately $1.6 billion attributable to Completion and Production, $849 million attributable to Drilling and Evaluation, and $56 million attributable to Corporate and other. -For the years ended December 31, 2018 and December 31, 2017, we recorded aggregate charges of $265 million and $647 million, respectively, to write-down our investment in Venezuela.
[2] | Assets associated with specific segments primarily include receivables, inventories, property, plant and equipment, operating lease right-of-use assets, equity in and advances to related companies and goodwill.
[3] | Corporate and other primarily include cash and equivalents and deferred tax assets.
[4] | Includes certain expenses not attributable to a particular business segment, such as costs related to support functions and corporate executives, operating lease assets, and also includes amortization expense associated with intangible assets recorded as a result of acquisitions.

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