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Supplementary Information (Tables)
 12 Months Ended
Dec. 31, 2017
Guarantees and Product Warranties [Abstract]  
Changes in liability for product warranties
An analysis of changes in the liability for product warranties are as follows:
Balance at December 31, 2016, and 2015, respectively
$
74

$
100

Provisions
37

29

Expenditures
(44
)
(49
)
Other (1)
97

(6
)
Balance at December 31, 2017, and 2016, respectively
$
164

$
74

(1) 
Includes an increase of $93 million in the year ended December 31, 2017 as a result of the Baker Hughes acquisition.