Segment Information

12 Months Ended

Dec. 31, 2015

Segment Reporting [Abstract]

Segment Information

17. Segment Information

Schlumberger’s segments are as follows:

Reservoir Characterization Group–Consists of the principal Technologies involved in finding and defining hydrocarbon resources. These include WesternGeco, Wireline, Testing Services, Software Integrated Solutions and Integrated Services Management.

Drilling Group–Consists of the principal Technologies involved in the drilling and positioning of oil and gas wells.These include Bits& Drilling Tools, M-I SWACO, Drilling& Measurements, Land Rigs and Integrated Drilling Services.

Production Group–Consists of the principal Technologies involved in the lifetime production of oil and gas reservoirs.These include Well Services, Completions, Artificial Lift, Well Intervention, Water Services, Integrated Production Services and Schlumberger Production Management.

Financial information for the years ended December31, 2015, 2014 and 2013, by segment, is as follows:

				(Stated in millions)
	2015
									Depreciation
				Income					and		Capital
	Revenue			before taxes			Assets		Amortization		Expenditures
Reservoir Characterization......................	$	9,501		$	2,450		$	8,266	$	1,279	$	649
Drilling..................................		13,563			2,538			8,535		1,177		672
Production................................		12,548			1,585			9,937		1,216		825
Eliminations & other.........................		(137	)		(63	)		2,067		213		264
Pretax operating income.....................					6,510
Goodwill and intangible assets...................								20,174
All other assets.............................								2,262
Corporate & other (1).........................					(768	)		16,764		193
Interest income (2)...........................					30
Interest expense (3)..........................					(316	)
Charges & credits (4).........................					(2,575	)
	$	35,475		$	2,881		$	68,005	$	4,078	$	2,410

				(Stated in millions)
	2014
									Depreciation
				Income					and		Capital
	Revenue			before taxes			Assets		Amortization		Expenditures
Reservoir Characterization......................	$	12,905		$	3,708		$	9,191	$	1,459	$	1,207
Drilling..................................		18,128			3,805			11,155		1,173		1,328
Production................................		17,763			3,193			11,481		1,066		1,192
Eliminations & other..........................		(216	)		(130	)		1,572		198		249
Pretax operating income.....................					10,576
Goodwill and intangible assets...................								20,141
All other assets.............................								2,186
Corporate & other (1).........................					(848	)		11,178		198
Interest income (2)...........................					31
Interest expense (3)..........................					(347	)
Charges & credits (4).........................					(1,773	)
	$	48,580		$	7,639		$	66,904	$	4,094	$	3,976

				(Stated in millions)
	2013
									Depreciation
				Income					and		Capital
	Revenue			before taxes			Assets		Amortization		Expenditures
Reservoir Characterization......................	$	13,050		$	3,711		$	9,316	$	1,402	$	1,361
Drilling..................................		16,792			3,238			10,440		1,076		1,289
Production................................		15,646			2,624			10,929		1,001		1,126
Eliminations & other.........................		(222	)		(229	)		2,332		192		167
Pretax operating income.....................					9,344
Goodwill and intangible assets...................								19,415
All other assets.............................								2,618
Corporate & other (1).........................					(726	)		12,050		208
Interest income (2)...........................					22
Interest expense (3)..........................					(369	)
Charges & credits (4).........................					420
	$	45,266		$	8,691		$	67,100	$	3,879	$	3,943

(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. Corporate assets consist of cash, short-term investments, fixed income investments, held to maturity and investments in affiliates.

(2)Interest income excludes amounts which are included in the segments’ income (2015: $22 million; 2014: $20 million; 2013: $11 million).

(3)Interest expense excludes amounts which are included in the segments’ income (2015: $30 million; 2014: $22 million; 2013: $22 million).

(4)See Note 3 – Charges and Credits.

Segment assets consist of receivables, inventories, fixed assets,multiclient seismic data and SPM investments.

Depreciationand amortization includesdepreciation of property, plant and equipment and amortization of intangible assets,multiclient seismic data costs and SPM investments.

Revenue by geographic areafor the years ended December31, 2015, 2014 and 2013 is as follows:

(Stated in millions)
	2015		2014		2013
North America.........................................	$	9,811	$	16,151	$	13,897
Latin America..........................................		6,014		7,699		7,754
Europe/CIS/Africa.......................................		9,284		12,515		12,411
Middle East & Asia......................................		9,898		11,875		10,767
Eliminations & other.....................................		468		340		437
	$	35,475	$	48,580	$	45,266

Revenue is based on the location where services are provided.

During each of the three years ended December31, 2015, 2014 and 2013, no single customer exceeded 10% of consolidated revenue.

Schlumberger did not have revenue from third-party customers in its country of domicile during the last three years. Revenue in the United States in 2015, 2014 and 2013 was $8.5 billion, $14.0 billion and $12.0 billion, respectively.

Fixed Assets less accumulated depreciation by geographic area are as follows:

(Stated in millions)
	2015		2014		2013
North America.........................................	$	4,392	$	4,885	$	4,858
Latin America..........................................		1,728		1,969		1,889
Europe/CIS/Africa.......................................		2,978		3,640		3,452
Middle East & Asia......................................		3,078		3,446		2,991
Unallocated (1).........................................		1,239		1,456		1,906
	$	13,415	$	15,396	$	15,096

(1)Represents seismic vessels, including the related on-board equipment, which frequently transition between geographic areas.