Segment Information (Tables)

6 Months Ended

Jun. 30, 2013

Schedule of segment information representing the results of operations

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2013		2012		2013		2012
Net sales
Activated Carbon and Service	$	124,009	$	126,353	$	242,906	$	243,590
Equipment	14,302		19,887		28,210		36,005
Consumer	2,121		2,163		4,356		5,416
	$	140,432	$	148,403	$	275,472	$	285,011

Income (loss) from operations before depreciation, amortization, and restructuring
Activated Carbon and Service	$	27,706		$	20,526		$	48,605		$	37,829
Equipment	(624		)	1,999			(231		)	2,531
Consumer	442			502			847			1,350
	27,524			23,027			49,221			41,710

Depreciation and amortization
Activated Carbon and Service	6,353			5,650			12,261			11,423
Equipment	789			632			1,466			1,213
Consumer	163			160			325			319
	7,305			6,442			14,052			12,955

Income from operations before restructuring	20,219			16,585			35,169			28,755

Reconciling items:
Restructuring (Note 1)	18			—			42			—
Interest income	12			17			136			29
Interest expense	(129		)	—			(306		)	(19		)
Other expense — net	(341		)	(513		)	(1,169		)	(764		)
Income before income tax provision	$	19,779		$	16,089		$	33,872		$	28,001

	June 30, 2013		December 31, 2012
Total Assets
Activated Carbon and Service	$	515,524	$	510,550
Equipment	52,506		60,191
Consumer	6,559		7,028
Consolidated total assets	$	574,589	$	577,769

- 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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