Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Revenue:
Subscription and maintenance	$ 824	$ 832	$ 1,650	$ 1,668
Professional services	75	83	152	162
Software fees and other	119	90	215	152
Total revenue	1,018	1,005	2,017	1,982
Expenses:
Costs of licensing and maintenance	66	70	134	136
Cost of professional services	73	78	148	149
Amortization of capitalized software costs	59	67	125	127
Selling and marketing	235	248	477	474
General and administrative	84	99	172	189
Product development and enhancements	136	151	284	287
Depreciation and amortization of other intangible assets	18	29	38	56
Other expenses, net	27	4	27	1
Total expenses before interest and income taxes	698	746	1,405	1,419
Income from continuing operations before interest and income taxes	320	259	612	563
Interest expense, net	14	12	29	21
Income from continuing operations before income taxes	306	247	583	542
Income tax expense	94	75	173	163
Income from continuing operations	212	172	410	379
Income from discontinued operations, net of income taxes	0	2	0	7
Net income	$ 212	$ 174	$ 410	$ 386
Basic income per common share:
Income from continuing operations (in dollars per share)	$ 0.50	$ 0.39	$ 0.98	$ 0.86
Income from discontinued operations (in dollars per share)	0.00	0.00	0.00	0.02
Net income (in dollars per share)	$ 0.50	$ 0.39	$ 0.98	$ 0.88
Basic weighted average shares used in computation	414	436	414	436
Diluted income per common share:
Income from continuing operations (in dollars per share)	$ 0.50	$ 0.39	$ 0.98	$ 0.86
Income from discontinued operations (in dollars per share)	0.00	0.00	0.00	0.02
Net income (in dollars per share)	$ 0.50	$ 0.39	$ 0.98	$ 0.88
Diluted weighted average shares used in computation	415	437	415	437