Goodwill (Tables)

12 Months Ended

Mar. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in the Carrying Amount of Goodwill by Segment

The changes in the carrying amount of goodwill by segment were as follows:

(in millions)	Defense and Intelligence			Civilian and Health Care		Total
Balance as of March 31, 2018	$	977		$	1,045	$	2,022
Additions	1,074			83		1,157
Balance as of March 31, 2019	2,051			1,128		3,179
Additions	22			94		116
Impairment charges	(624		)	—		(624		)
Balance as of March 31, 2020	$	1,449		$	1,222	$	2,671