CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE(LOSS) INCOME (unaudited) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 103	$ 282
Other comprehensive loss, net of taxes:
Foreign currency translation adjustments, net of tax expense (benefit) of $5 and $(2)	(176)	(112)
Cash flow hedges adjustments, net of tax benefit of $1 and $0	0	(1)
Pension and other post-retirement benefit plans, net of tax:
Amortization of prior service cost, net of tax benefit of $4 and $0	(2)	(2)
Pension and other post-retirement benefit plans, net of tax	(2)	(2)
Other comprehensive loss, net of taxes	(178)	(115)
Comprehensive (loss) income	(75)	167
Less: comprehensive income attributable to non-controlling interest	1	13
Comprehensive (loss) income attributable to DXC common stockholders	$ (76)	$ 154