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Segment Information (Tables)

9 Months Ended

Jun. 30, 2012


	Three Months Ended						Nine Months Ended
	June 30, 2012			June 30, 2011			June 30, 2012			June 30, 2011
Net sales:
Seismic	$	51,708		$	42,769		$	144,576		$	129,396
Thermal solutions		3,293			3,396			9,538			10,172
Corporate		200			203			601			597

Total	$	55,201		$	46,368		$	154,715		$	140,165

Income (loss) from operations:
Seismic	$	17,713		$	15,772		$	51,262		$	45,497
Thermal solutions		273			(287	)		720			(196	)
Corporate		(2,385	)		(1,974	)		(7,311	)		(6,945	)

Total	$	15,601		$	13,511		$	44,671		$	38,356

- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

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