Segment Information (Tables)

9 Months Ended

Jun. 30, 2015

Segment Reporting [Abstract]

Summary of Company's Segment Information

The following table summarizes the Company’s segment information (in thousands):

	Three Months Ended						Nine Months Ended
	June 30, 2015			June 30, 2014			June 30, 2015			June 30, 2014
Net revenues:
Seismic	$	13,538		$	35,377		$	51,912		$	194,307
Non-Seismic		6,098			5,209			16,548			15,916
Corporate		115			142			399			404
Total	$	19,751		$	40,728		$	68,859		$	210,627
Income (loss) from operations:
Seismic	$	(10,253	)	$	8,149		$	(23,382	)	$	66,165
Non-Seismic		971			777			2,331			1,814
Corporate		(3,169	)		(3,468	)		(9,837	)		(10,898	)
Total	$	(12,451	)	$	5,458		$	(30,888	)	$	57,081