Intangible Assets, Net

9 Months Ended

Jan. 31, 2023

Intangible Assets, Net (Excluding Goodwill) [Abstract]

(5) Intangible Assets, net:

The following table summarizes intangible assets as of January 31, 2023 and April 30, 2022 (in thousands):


	January 31, 2023							April 30, 2022
	Gross							Gross
	Carrying		Accumulated			Net Carrying		Carrying		Accumulated			Net Carrying
	Amount		Amortization			Amount		Amount		Amortization			Amount
Customer relationships	$	89,980	$	(72,515	)	$	17,465	$	89,980	$	(67,955	)	$	22,025
Developed software and technology		30,452		(21,471	)		8,981		25,812		(19,395	)		6,417
Patents, trademarks, and trade names		68,845		(42,787	)		26,058		68,663		(39,030	)		29,633
		189,277		(136,773	)		52,504		184,455		(126,380	)		58,075
Patents and software in development		2,110		—			2,110		4,689		—			4,689
Total definite-lived intangible assets		191,387		(136,773	)		54,614		189,144		(126,380	)		62,764
Indefinite-lived intangible assets		430		—			430		430		—			430
Total intangible assets	$	191,817	$	(136,773	)	$	55,044	$	189,574	$	(126,380	)	$	63,194

We amortize intangible assets with determinable lives over a weighted-average period of approximately five years. The weighted-average periods of amortization by intangible asset class is approximately five years for customer relationships, six years for developed software and technology, and six years for patents, trademarks, and trade names. Amortization expense amounted to $3.6 million and $3.4 million for the three months ended January 31, 2023 and 2022, respectively. Amortization expenses amounted to $10.4 million and $10.4 million for the nine months ended January 31, 2023 and 2022, respectively.

Future expected amortization expense for the remainder of fiscal 2023 and for succeeding fiscal years, as of January 31, 2023, are as follows (in thousands):


Fiscal	Amount
2023	$	3,456
2024		12,982
2025		9,266
2026		7,975
2027		5,651
2028		4,366
Thereafter		8,808
Total	$	52,504