Goodwill (Tables)

12 Months Ended

Mar. 31, 2022

Mar. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule Of Changes In The Carrying Amount Of Goodwill

The changes in the carrying amount of goodwill for the fiscal year ended March 31, 2022 are as follows (in millions):

	As of March 31, 2021		Activity		Effects of Foreign Currency Translation		As of March 31, 2022
Goodwill	$	3,236	$	2,519	$	—	$	5,755
Accumulated impairment	(368)		—		—		(368)
Total	$	2,868	$	2,519	$	—	$	5,387

The changes in the carrying amount of goodwill for the fiscal year ended March 31, 2021 are as follows (in millions):

	As of March 31, 2020		Activity		Effects of Foreign Currency Translation		As of March 31, 2021
Goodwill	$	2,253	$	984	$	(1)	$	3,236
Accumulated impairment	(368)		—		—		(368)
Total	$	1,885	$	984	$	(1)	$	2,868

Schedule Of Acquisition-Related Intangibles

Acquisition-related intangibles consisted of the following (in millions):

	As of March 31, 2022						As of March 31, 2021
	Gross Carrying Amount		Accumulated Amortization and Impairments		Acquisition- Related Intangibles, Net		Gross Carrying Amount		Accumulated Amortization and Impairments		Acquisition- Related Intangibles, Net
Finite-lived acquisition-related intangibles
Developed and core technology	$	1,102	$	(643)	$	459	$	691	$	(472)	$	219
Trade names and trademarks	609		(212)		397		188		(144)		44
Registered user base and other intangibles	56		(30)		26		5		(5)		—
Carrier contracts and related	—		—		—		85		(85)		—
Total finite-lived acquisition-related intangibles	$	1,767	$	(885)	$	882	$	969	$	(706)	$	263
Indefinite-lived acquisition-related intangibles
In-process research and development	$	80	$	—	$	80	$	46	$	—	$	46
Total acquisition-related intangibles, net	$	1,847	$	(885)	$	962	$	1,015	$	(706)	$	309

Schedule Of Amortization Of Intangible Assets

Amortization of intangibles, including impairments, for the fiscal years ended March 31, 2022, 2021 and 2020 are classified in the Consolidated Statements of Operations as follows (in millions):

	Year Ended March 31,
	2022		2021		2020
Cost of revenue	$	133	$	4	$	12
Operating expenses	183		30		22
Total	$	316	$	34	$	34

During fiscal year 2022, we recorded impairment charges of $45 million for acquisition-related intangible assets, of which $34 million was recorded within operating expenses and $11 million was recorded within cost of revenue. During fiscal year 2021 and 2020, there were no impairment charges for acquisition-related intangible assets.

Schedule Of Future Amortization Of Acquisition-Related Intangibles

As of March 31, 2022, future amortization of finite-lived acquisition-related intangibles that will be recorded in the Consolidated Statements of Operations is estimated as follows (in millions):

Fiscal Year Ending March 31,
2023	$	244
2024	159
2025	126
2026	122
2027	102
Thereafter	129
Total	$	882