Revenue (Tables)

6 Months Ended

Sep. 28, 2025

Disaggregation of Revenue [Abstract]

Disaggregation of Revenue [Table Text Block]

The following tables disaggregate external customer net sales by major revenue stream as reviewed internally for the three and six months ended September 28, 2025 and September 29, 2024:


	Three months ended September 28, 2025
(In thousands)	Water Treatment		Food & Health Sciences		Industrial Solutions		Total
Manufactured, blended, repackaged products or equipment (1)	$	137,516	$	—	$	43,467	$	180,983
Bulk products (2)	12,283		—		11,745		24,028
Nutrition	—		33,412		—		33,412
Food	—		24,548		—		24,548
Pharmaceutical	—		6,670		—		6,670
Agricultural	—		7,662		—		7,662
Other	1,109		622		1,400		3,131
Total external customer sales	$	150,908	$	72,914	$	56,612	$	280,434

	Three months ended September 29, 2024
(In thousands)	Water Treatment		Food & Health Sciences		Industrial Solutions		Total
Manufactured, blended, repackaged products or equipment (1)	$	113,529	$	—	$	38,766	$	152,295
Bulk products (2)	9,753		—		11,100		20,853
Nutrition	—		32,447		—		32,447
Food	—		25,902		—		25,902
Pharmaceutical	—		6,095		—		6,095
Agricultural	—		6,306		—		6,306
Other	1,246		652		1,233		3,131
Total external customer sales	$	124,528	$	71,402	$	51,099	$	247,029

	Six months ended September 28, 2025
(In thousands)	Water Treatment		Food & Health Sciences		Industrial Solutions		Total
Manufactured, blended or repackaged products (1)	$	273,863	$	—	$	84,785	$	358,648
Bulk products (2)	24,251		—		23,589		47,840
Nutrition	—		68,748		—		68,748
Food	—		50,625		—		50,625
Pharmaceutical	—		12,227		—		12,227
Agricultural	—		29,132		—		29,132
Other	2,360		1,359		2,767		6,486
Total external customer sales	$	300,474	$	162,091	$	111,141	$	573,706

	Six months ended September 29, 2024
(In thousands)	Water Treatment		Food & Health Sciences		Industrial Solutions		Total
Manufactured, blended or repackaged products (1)	$	218,535	$	—	$	79,114	$	297,649
Bulk products (2)	20,672		—		22,774		43,446
Nutrition	—		67,772		—		67,772
Food	—		52,418		—		52,418
Pharmaceutical	—		11,768		—		11,768
Agricultural	—		23,299		—		23,299
Other	2,497		1,238		2,821		6,556
Total external customer sales	$	241,704	$	156,495	$	104,709	$	502,908

(1)This line includes our non-bulk specialty products in our Water Treatment and Industrial Solutions segments that we either manufacture, blend, repackage, resell in their original form, or direct ship to our customers in smaller quantities, and equipment and services we provide for our customers.

(2)This line includes bulk products in our Water Treatment and Industrial Solutions segments that we do not modify in any way, but receive, store, and ship from our facilities, or direct ship to our customers in large quantities.