Segment and Geographic Information

The Company evaluates and reviews its results based on three business segments: E&P Technology & Services, E&P Operations Optimization, and Ocean Bottom Seismic Services. The Company measures segment operating results based on income (loss) from operations.

A summary of segment information follows (in thousands):



	Years Ended December 31,
	2017			2016			2015
Net revenues:
E&P Technology & Services:
New Venture	$	100,824		$	27,362		$	48,294
Data Library	40,016			39,989			63,326
Total multi-client revenues	140,840			67,351			111,620
Imaging Services	16,409			25,538			45,630
Total	$	157,249		$	92,889		$	157,250
E&P Operations Optimization:
Devices	$	23,610		$	26,746		$	36,269
Optimization Software & Services	16,695			16,756			27,994
Total	$	40,305		$	43,502		$	64,263
Ocean Bottom Seismic Services	$	—		$	36,417		$	—
Total	$	197,554		$	172,808		$	221,513
Gross profit (loss):
E&P Technology & Services	$	65,196		$	4,708		$	13,508
E&P Operations Optimization	20,076			21,745			33,995
Ocean Bottom Seismic Services	(9,633		)	9,579			(39,500		)
Total	$	75,639		$	36,032		$	8,003
Gross margin:
E&P Technology & Services	41		%	5		%	9		%
E&P Operations Optimization	50		%	50		%	53		%
Ocean Bottom Seismic Services	—		%	26		%	—		%
Total	38		%	21		%	4		%
Loss from operations:
E&P Technology & Services	$	42,505		$	(16,446	)	$	(24,941	)
E&P Operations Optimization	8,022			9,652			20,131
Ocean Bottom Seismic Services	(16,259		)	(1,756		)	(55,080		)
Support and other	(42,967		)	(34,621		)	(40,742		)
Loss from operations	(8,699		)	(43,171		)	(100,632		)
Interest expense, net	(16,709		)	(18,485		)	(18,753		)
Other income (expense)	(3,945		)	1,350			98,275
Loss before income taxes	$	(29,353	)	$	(60,306	)	$	(21,110	)



	Years Ended December 31,
	2017		2016		2015
Depreciation and amortization (including multi-client data library):
E&P Technology & Services	$	53,663	$	44,100	$	51,014
E&P Operations Optimization	1,349		1,780		2,869
Ocean Bottom Seismic Services	7,001		7,511		6,158
Support and other	1,681		1,919		2,270
Total	$	63,694	$	55,310	$	62,311



	December 31,
	2017		2016
Total assets:
E&P Technology & Services	$	156,555	$	159,965
E&P Operations Optimization	74,361		76,992
Ocean Bottom Seismic Services	20,828		29,908
Support and other	49,325		46,351
Total	$	301,069	$	313,216

A summary of total assets by geographic area follows (in thousands):



	December 31,
	2017		2016
Total assets by geographic area:
North America	$	116,598	$	145,013
Europe	51,876		61,329
Middle East	70,308		72,984
Latin America	55,661		23,891
Other	6,626		9,999
Total	$	301,069	$	313,216

A summary of fixed assets less accumulated depreciation by geographic area as follows (in thousands):



	December 31,
	2017		2016
Total fixed assets less accumulated deprecation by geographic area:
North America	$	10,609	$	17,637
Europe	20,725		27,714
Middle East	20,543		21,370
Latin America	170		202
Other	106		565
Total	$	52,153	$	67,488

Intersegment sales are insignificant for all periods presented. Support and other assets include all assets specifically related to support personnel and operation and a majority of cash and cash equivalents. Depreciation and amortization expense is allocated to segments based upon use of the underlying assets.

A summary of net revenues by geographic area follows (in thousands):



	Years Ended December 31,
	2017		2016		2015
Net revenues by geographic area:
Latin America	$	68,241	$	24,090	$	16,406
North America	48,120		38,005		74,634
Europe	44,930		41,674		72,577
Asia Pacific	18,896		16,226		19,135
Commonwealth of Independent States	8,222		1,929		11,008
Africa	6,837		41,417		13,182
Middle East	2,308		9,467		14,571
Total	$	197,554	$	172,808	$	221,513

Net revenues are attributed to geographic areas on the basis of the ultimate destination of the equipment or service, if known, or the geographic area imaging services are provided. If the ultimate destination of such equipment is not known, net revenues are attributed to the geographic area of initial shipment.