Net amounts excluding fully amortized intangible assets, consist of the following (in millions):


	June 30, 2025
	Gross Amount		Accumulated Amortization		Net Amount
Core and developed technology	$	7,161.5	$	(5,082.5)	$	2,079.0
Customer-related	202.5		(155.9)		46.6


In-process research and development	50.8		—		50.8
Software licenses	261.1		(145.3)		115.8

Total	$	7,675.9	$	(5,383.7)	$	2,292.2


	March 31, 2025
	Gross Amount		Accumulated Amortization		Net Amount
Core and developed technology	$	7,149.9	$	(4,981.6)	$	2,168.3
Customer-related	199.5		(152.8)		46.7


In-process research and development	50.8		—		50.8
Software licenses	259.3		(136.1)		123.2

Total	$	7,659.5	$	(5,270.5)	$	2,389.0

The following is an expected amortization schedule for the intangible assets for the remainder of fiscal 2026 through fiscal 2030, absent any future acquisitions or impairment charges (in millions):


Fiscal Year Ending March 31,	Amortization Expense
2026	$	395.1
2027	$	425.0
2028	$	320.0
2029	$	246.8
2030	$	239.8

The Company amortizes intangible assets over their expected useful lives, which range between 1 and 15 years. Amortization expense attributed to intangible assets are assigned to cost of sales and operating expenses as follows (in millions):


	Three Months Ended June 30,
		2025		2024
Amortization expense charged to cost of sales		$	5.2	$	3.7
Amortization expense charged to operating expense		126.4		142.0
Total amortization expense		$	131.6	$	145.7

The Company recognized impairment charges of $2.2 million in the three months ended June 30, 2025. There were no impairment charges in the three months ended June 30, 2024.

Goodwill activity by segment was as follows (in millions):


	Semiconductor Products Reporting Unit		Technology Licensing Reporting Unit


Balance at March 31, 2025	$	6,665.6	$	19.2
Additions due to acquisition	10.6		—
Balance at June 30, 2025	$	6,676.2	$	19.2

At March 31, 2025, the Company applied a qualitative goodwill impairment test to its two reporting units, and concluded that goodwill was not impaired. Through June 30, 2025, the Company has never recorded a goodwill impairment charge.