Intangible Assets, Goodwill and Other (Tables)

6 Months Ended

Sep. 30, 2020

The summary of amortization expense in the condensed consolidated statement of operations is as follows:


(in thousands)	Three months ended September 30,				Six months ended September 30,
	2020		2019		2020		2019
Cost of Revenue	40		65		79		65
Operating expenses	225		308		451		616
Total	$	265	$	373	$	530	$	681

The

The summary of other intangible assets, net is as follows:


	September 30, 2020						March 31, 2020
(in thousands)	Gross Carrying Amount		Accumulated Amortization and Impairment		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization and Impairment		Net Carrying Amount
Backlog	$	1,530	$	(1,530)	$	—	$	1,530	$	(1,530)	$	—
Customer relationships	23,260		(22,150)		1,110		23,260		(21,872)		1,388
Licensing agreement	1,950		(1,346)		604		1,950		(1,267)		683
Product technology	45,195		(44,711)		484		45,195		(44,538)		657
Non-compete	510		(510)		—		510		(510)		—
Trade name and trademark	1,473		(1,473)		—		1,473		(1,473)		—
Total finite-lived intangible, assets, net	$	73,918	$	(71,720)	$	2,198	$	73,918	$	(71,190)	$	2,728

The following is the expected future amortization by fiscal year:


(in thousands)	2021 (1)		2022		2023		2024		2025		Thereafter
Intangible amortization expense	$	531	$	923	$	535	$	157	$	52	$	—

(1) Represents the future intangible amortization expense expected to be made over the remaining balance of the fiscal year.