Segment Reporting and Geographic Information (Tables)

3 Months Ended

Mar. 31, 2016

Segment Reporting and Geographic Information

Schedule of financial information by reporting segment

Summarized financial information for the Company’s reportable segments is as follows (in thousands):

	Three Months Ended
	March 31,
	2016			2015
Revenues
Catalyst	$	6,543		$	6,811
Heavy Duty Diesel Systems	4,088			4,152
Eliminations (1)	(885		)	(622		)
Total	$	9,746		$	10,341
Loss from operations
Catalyst	$	(271	)	$	(558	)
Heavy Duty Diesel Systems	(784		)	(378		)
Corporate	(2,117		)	(1,710		)
Eliminations (1)	(45		)	(68		)
Total	$	(3,217	)	$	(2,714	)

(1) Elimination of Catalyst revenue and profit in ending inventory related to sales to Heavy Duty Diesel Systems.

Schedule of net sales by geographic region

	Three Months Ended
	March 31,
	2016		2015
United States	$	5,878	$	6,347
Canada	2,996		3,122
Europe	872		872
Total international	3,868		3,994
Total revenues	$	9,746	$	10,341