Segment Information (Tables)

3 Months Ended

Mar. 31, 2013

Schedule of segment information representing the results of operations

	Three Months Ended
	March 31,
	2013			2012
Net sales
Activated Carbon and Service	$	118,897		$	117,237
Equipment	13,908			16,118
Consumer	2,235			3,253
	$	135,040		$	136,608
Income from operations before depreciation, amortization, and restructuring
Activated Carbon and Service	$	20,899		$	17,303
Equipment	393			532
Consumer	405			848
	21,697			18,683
Depreciation and amortization
Activated Carbon and Service	5,908			5,773
Equipment	677			581
Consumer	162			159
	6,747			6,513
Income from operations before restructuring	14,950			12,170

Reconciling items:
Restructuring (Note 1)	24			—
Interest income	124			18
Interest expense	(177		)	(25		)
Other expense — net	(828		)	(251		)
Income before income tax provision	$	14,093		$	11,912

	March 31, 2013			December 31, 2012
Total Assets
Activated Carbon and Service	$	508,568		$	510,550
Equipment	58,413			60,191
Consumer	5,916			7,028
Consolidated total assets	$	572,897		$	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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