The table below summarizes the changes in the carrying amount of goodwill as follows:


	Total
Balance at March 25, 2022	$	20,009
Acquisition		7,096
Foreign currency translation		586
Balance at March 31, 2023	$	27,691
Acquisition		174,519
Adjustments		280
Foreign currency translation		(65	)
Balance at March 29, 2024	$	202,425

Intangible assets, net were as follows:


	March 29, 2024
Description	Gross		Accumulated Amortization			Net Carrying Amount		Weighted-Average Lives
Patents	$	44,894	$	(22,016	)	$	22,878	4 years
Customer relationships		14,977		(3,315	)		11,662	15 years
Completed technologies		249,758		(9,719	)		240,039	12 years
Indefinite-lived process technology and trademarks		2,275		—			2,275
Trademarks and other		87		(87	)		—
Total	$	311,991	$	(35,137	)	$	276,854


	March 31, 2023
Description	Gross		Accumulated Amortization			Net Carrying Amount		Weighted-Average Lives
Patents	$	40,213	$	(18,335	)	$	21,878	10 years
Customer relationships		3,281		(3,115	)		166	9 years
Completed technologies		28,508		(2,963	)		25,545	12 years
Indefinite-lived process technology and trademarks		4,696		—			4,696
Trademarks and other		287		(194	)		93	5 years
Total	$	76,985	$	(24,607	)	$	52,378

Intangible assets amortization expense was $14,587, $5,209 and $4,219 for the fiscal years ended March 29, 2024, March 31, 2023 and March 25, 2022, respectively.

In February 2024, the Company initiated a realignment of resources associated with our photonics and advanced 3D imaging solutions business to refocus spending on other technologies. As a result of the change in strategy, the Company recorded impairment charges of $11.6 million in the fourth quarter of fiscal year 2024 related to intangible assets, net, and long-lived assets from our 2021 acquisition of Voxtel, Inc. The results of the annual impairment test did not indicate any impairments of any other long-lived intangible assets for fiscal years 2024, 2023 and 2022.