CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (unaudited) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Statement of Comprehensive Income [Abstract]
Net income		$ 265	$ 21	$ 438	$ 1
Other comprehensive income, net of taxes:
Foreign currency translation adjustments, net of tax	[1]	(45)	44	109	(6)
Cash flow hedges adjustments	[2]	(2)	14	(5)	9
Pension and other post-retirement benefit plans, net of tax:
Amortization of prior service cost, net of tax	[3]	(3)	(4)	(7)	(7)
Pension and other post-retirement benefit plans, net of tax		(3)	(4)	(7)	(7)
Other comprehensive (loss) income, net of taxes		(50)	54	97	(4)
Comprehensive income (loss)		215	75	535	(3)
Less: comprehensive income attributable to non-controlling interest		36	6	28	7
Comprehensive income (loss) attributable to DXC common stockholders		$ 179	$ 69	$ 507	$ (10)

[1] Tax expense related to foreign currency translation adjustments was $5 and $2 respectively, for the three and six months ended September 30, 2017, and $0 and $1 for the three and six months ended September 30, 2016, respectively.

[2] Tax benefit related to cash flow hedge adjustments was $3 and $3, respectively, for the three and six months ended September 30, 2017.

[3] Tax benefit related to amortization of prior service costs was $2 and $2, respectively, for the three and six months ended September 30, 2017, and $1 and $3 for the three and six months ended September 30, 2016.