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Segment Information-Textual (Details) $ in Millions	12 Months Ended
	Apr. 01, 2018 USD ($) Segment Customer	Apr. 02, 2017 USD ($)	Apr. 03, 2016 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments (segment) | Segment	3
Intersegment Sales	$ 0.0
Number of Operating Segments Aggregated | Segment	0
Number of customers representing 10% or more of revenue (customers) | Customer	0
Stauber Performance Ingredients [Member]
Segment Reporting Information [Line Items]
Business Combination, Acquisition Related Costs			$ 3.3
Health and Nutrition [Member] | Scenario, Previously Reported [Member]
Segment Reporting Information [Line Items]
Corporate expenses allocated to segments	$ 2.1	$ 1.9
Industrial [Member] | Scenario, Plan [Member]
Segment Reporting Information [Line Items]
Corporate expenses allocated to segments	1.3	1.2
Water Treatment [Member] | Scenario, Plan [Member]
Segment Reporting Information [Line Items]
Corporate expenses allocated to segments	$ 0.8	$ 0.7

X

- Definition

Corporate expenses allocated to segments

+ References

No definition available.

+ Details

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- Definition

Entity wide revenue major customer number of customers.

+ References

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- Definition

Intersegment sales.

+ References

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- Definition

Number of operating segments aggregated.

+ References

No definition available.

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- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
-URI http://asc.fasb.org/extlink&oid=84229725&loc=d3e1043-128460

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- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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