Segment Information (Tables)

3 Months Ended

Jul. 01, 2018

Segment Reporting [Abstract]

Summary of Segment Information

(In thousands)	Industrial		Water Treatment		Health and Nutrition		Total
Three months ended July 1, 2018:
Sales	$	74,018	$	40,869	$	34,913	$	149,800
Gross profit	10,443		11,437		6,577		28,457
Selling, general, and administrative expenses	5,487		5,101		4,391		14,979
Operating income	4,956		6,336		2,186		13,478
Three months ended July 2, 2017:
Sales	$	64,027	$	38,224	$	31,480	$	133,731
Gross profit	8,973		11,203		5,823		25,999
Selling, general, and administrative expenses	5,756		5,257		4,753		15,766
Operating income	3,217		5,946		1,070		10,233