Business segment (Tables)

3 Months Ended

Apr. 30, 2015

Business segment reporting [Abstract]

Business segment reporting [Table Text Block]



	Three Months Ended April 30,
	2015			2014
Net sales
Piping Systems		$20,277			$42,354
Filtration Products	17,397			17,170
Total		$37,674			$59,524
Gross profit
Piping Systems		$2,355			$13,458
Filtration Products	1,686			2,531
Total		$4,041			$15,989
(Loss) income from operations
Piping Systems		($1,426	)		$8,017
Filtration Products	(1,230		)	(544		)
Corporate	(2,144		)	(1,764		)
Total		($4,800	)		$5,709

- 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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