CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Income Statement [Abstract]
Revenues	$ 4,890	$ 5,282
Costs of services (excludes depreciation and amortization and restructuring costs)	3,622	3,867
Selling, general, and administrative (excludes depreciation and amortization and restructuring costs)	507	440
Depreciation and amortization	470	471
Restructuring costs	142	185
Interest expense	91	85
Interest income	(30)	(32)
Other income, net	(118)	(94)
Total costs and expenses	4,684	4,922
Income from continuing operations before income taxes	206	360
Income tax expense	38	129
Income from continuing operations	168	231
Income from discontinued operations, net of taxes	0	35
Net income	168	266
Less: net income attributable to non-controlling interest, net of tax	5	7
Net income attributable to DXC common stockholders	$ 163	$ 259
Basic:
Continuing operations (in dollars per share)	$ 0.61	$ 0.79
Discontinued operations (in dollars per share)	0	0.12
Basic (in dollars per share)	0.61	0.91
Diluted:
Continuing operations (in dollars per share)	0.61	0.78
Discontinued operations (in dollars per share)	0	0.12
Diluted (in dollars per share)	$ 0.61	$ 0.90