Equity Method Investments (Tables)

3 Months Ended

Mar. 31, 2014

Equity Method Investments and Joint Ventures [Abstract]

Schedule of Change in Equity Method Investments

The following table reflects the change in the Company’s equity method investments during the three months ended March 31, 2014 (in thousands):

	INOVA Geophysical			OceanGeo			Total
Investments at December 31, 2013	$	51,065		$	2,800		$	53,865
Equity in earnings (losses) of investments	(2,426		)	738			(1,688		)
Advances to OceanGeo (prior to consolidation)	—			3,683			3,683
Acquisition of controlling interest (consolidation) of OceanGeo	—			(7,221		)	(7,221		)
Equity interest in investees' other comprehensive loss	(1,173		)	—			(1,173		)
Investment at March 31, 2014	$	47,466		$	—		$	47,466

Equity Method Investments Summarized Financial Information

The following table reflects the summarized financial information for INOVA Geophysical for the three months ended December 31, 2013 and 2012 (in thousands):

	Three Months Ended December 31,
	2013			2012
Net revenues	$	40,176		$	59,611
Gross profit	$	4,948		$	12,327
Loss from operations	$	(3,667	)	$	(250	)
Net income (loss)	$	(4,951	)	$	3,742