| **Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions**          | 12 Months Ended |
|---------------------------------------------------------------------------------------------|-----------------|
||
| **Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]**              |            |   |   |
| Net (loss) income                                                                           | $ (1,974)       | $ 1,731 | $ 1,103 |
| **Other comprehensive (loss) income:**                                                      |            |   |   |
| Foreign currency translation adjustments during the period                                  | (241)           | (216) | (61) |
| Pension and other postretirement benefits, net of tax (2015 - $15; 2014 - $9; 2013 - $(23)) | (15)            | (29) | 33 |
| Other comprehensive loss                                                                    | (256)           | (245) | (28) |
| Comprehensive (loss) income                                                                 | (2,230)         | 1,486 | 1,075 |
| Comprehensive loss (income) attributable to noncontrolling interests                        | 7               | (12) | (7) |
| Comprehensive (loss) income attributable to Baker Hughes                                    | $ (2,223)       | $ 1,474 | $ 1,068 |

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|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.
+ References
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| - Definition
Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners.
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| - Definition
Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.
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| - Definition
Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.
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| - Definition
Amount after tax and reclassification adjustments of other comprehensive income (loss).
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| - Definition
Amount after tax and reclassification adjustments, of (increase) decrease in accumulated other comprehensive (income) loss related to pension and other postretirement defined benefit plans.
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| - Definition
The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.
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