Intangible Assets and Goodwill (Tables)

3 Months Ended

Jun. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets

Intangible assets consist of the following (in millions):

	June 30, 2019
	Gross Amount		Accumulated Amortization			Net Amount
Core and developed technology	$	7,411.9	$	(1,331.7	)	$	6,080.2
Customer-related	917.1		(580.0		)	337.1
In-process research and development	7.7		—			7.7
Distribution rights and other	7.1		(3.4		)	3.7
Total	$	8,343.8	$	(1,915.1	)	$	6,428.7

	March 31, 2019
	Gross Amount		Accumulated Amortization			Net Amount
Core and developed technology	$	7,413.0	$	(1,112.9	)	$	6,300.1
Customer-related	917.1		(544.0		)	373.1
In-process research and development	7.7		—			7.7
Distribution rights and other	7.6		(2.9		)	4.7
Total	$	8,345.4	$	(1,659.8	)	$	6,685.6

Projected Amortization Expense

The following is an expected amortization schedule for the intangible assets for remainder of fiscal 2020 through fiscal 2024, absent any future acquisitions or impairment charges (in millions):

Fiscal Year Ending March 31,	Projected Amortization Expense
2020	$754.5
2021	$946.1
2022	$875.0
2023	$681.1
2024	$614.3

Amortization Expense by Intangible Asset Class

Amortization expense attributed to intangible assets are assigned to cost of sales and operating expenses as follows (in millions):

	Three Months Ended June 30,
	2019		2018
Amortization expense charged to cost of sales	$	2.2	$	1.0
Amortization expense charged to operating expense	258.7		133.8
Total amortization expense	$	260.9	$	134.8

Goodwill Activity

The following shows the goodwill balance as of June 30, 2019 and March 31, 2019 by segment (amounts in millions):

	Semiconductor Products Reporting Unit		Technology Licensing Reporting Unit
Goodwill	$	6,644.7	$	19.2