Segment Information

3 Months Ended

Mar. 31, 2015

Segment Reporting [Abstract]

Segment Information

13.   Segment Information

	(Stated in millions)
	First Quarter 2015						First Quarter 2014
	Revenue			Income before taxes			Revenue			Income before taxes
Reservoir Characterization	$	2,550		$	655		$	2,979		$	792
Drilling		3,963			790			4,331			881
Production		3,769			549			3,989			724
Eliminations & other		(34	)		(1	)		(60	)		(29	)
Pretax operating income					1,993						2,368
Corporate & other (1)					(192	)					(201	)
Interest income (2)					8						7
Interest expense (3)					(76	)					(97	)
Charges and credits (4)					(439	)					—
	$	10,248		$	1,294		$	11,239		$	2,077

⁽¹⁾   Comprised principally of certain corporate expenses not allocated to the segments, stock-based compensation costs, amortization expense associated with certain intangible assets, certain centrally managed initiatives and other nonoperating items.

⁽²⁾   Interest income excludes amounts which are included in the segments’ income ($5 million in 2015; $5 million in 2014).

⁽³⁾   Interest expense excludes amounts which are included in the segments’ income ($6 million in 2015; $6 million in 2014).

⁽⁴⁾ Charges and credits recorded during the first quarter of 2015 are described in detail in Note 2 to the Consolidated Financial Statements.