Segment Information (Tables)

6 Months Ended

Mar. 31, 2014

Summary of Company's Segment Information

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

	Three Months Ended						Six Months Ended
	March 31, 2014			March 31, 2013			March 31, 2014			March 31, 2013
Net sales:
Seismic	$	63,703		$	69,758		$	158,930		$	141,842
Non-Seismic		4,795			6,444			10,707			11,911
Corporate		53			218			262			418
Total	$	68,551		$	76,420		$	169,899		$	154,171
Income (loss) from operations:
Seismic	$	19,473		$	27,842		$	58,016		$	61,803
Non-Seismic		263			892			1,037			1,357
Corporate		(3,780	)		(3,178	)		(7,430	)		(6,056	)
Total	$	15,956		$	25,556		$	51,623		$	57,104