Goodwill and Intangible Assets (Tables)

12 Months Ended

Mar. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill

The changes in the carrying amount of goodwill for each of our three reportable segments were as follows:

(In thousands)	Industrial		Water Treatment		Health and Nutrition			Total
Balance as of April 2, 2017	$	6,495	$	7,000	$	84,061		$	97,556
Impairment	—		—		(39,116		)	(39,116		)
Balance as of April 1, 2018 and March 31, 2019	$	6,495	$	7,000	$	44,945		$	58,440

Summary of intangible assets

The following is a summary of our identifiable intangible assets as of March 31, 2019 and April 1, 2018:

	2019
	Gross Amount		Accumulated Amortization			Net carrying value
(In thousands)
Finite-life intangible assets:
Customer relationships	$	78,383	$	(16,910	)	$	61,473
Trademarks and trade names	6,045		(3,115		)	2,930
Other finite-life intangible assets	3,648		(3,552		)	96
Total finite-life intangible assets	88,076		(23,577		)	64,499
Indefinite-life intangible assets	1,227		—			1,227
Total intangible assets, net	$	89,303	$	(23,577	)	$	65,726

	2018
	Gross Amount		Accumulated Amortization			Net carrying value
(In thousands)
Finite-life intangible assets:
Customer relationships	$	78,383	$	(12,419	)	$	65,964
Trademarks and trade names	6,045		(2,490		)	3,555
Other finite-life intangible assets	3,648		(3,215		)	433
Total finite-life intangible assets	88,076		(18,124		)	69,952
Indefinite-life intangible assets	1,227		—			1,227
Total intangible assets, net	$	89,303	$	(18,124	)	$	71,179

Schedule of future amortization expense

The estimated future amortization expense for identifiable intangible assets during the next five years is as follows:

(In thousands)	2020		2021		2022		2023		2024
Estimated amortization expense	$	5,073	$	5,028	$	4,891	$	4,891	$	4,891