Goodwill (Tables)

6 Months Ended

Sep. 30, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in the Carrying Amount of Goodwill by Segment

The following table summarizes the changes in the carrying amount of Goodwill, by segment, as of September 30, 2018.

(in millions)	Defense and Intelligence		Civilian and Health Care		Total
Balance as of March 31, 2018	$	977	$	1,045	$	2,022
Additions	1,157		83		1,240
Allocations from DXC	11		—		11
Balance as of September 30, 2018	$	2,145	$	1,128	$	3,273