Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Revenue
Subscription and maintenance	$ 945	$ 963	$ 1,889	$ 1,940
Professional services	97	95	195	186
Software fees and other	98	94	184	171
Total revenue	1,140	1,152	2,268	2,297
Expenses
Costs of licensing and maintenance	73	69	144	138
Cost of professional services	88	88	176	174
Amortization of capitalized software costs	73	67	142	131
Selling and marketing	260	317	541	622
General and administrative	91	98	182	208
Product development and enhancements	145	123	280	248
Depreciation and amortization of other intangible assets	37	40	73	81
Other (gains) expenses, net	14	13	143	(23)
Total expenses before interest and income taxes	781	815	1,681	1,579
Income before interest and income taxes	359	337	587	718
Interest expense, net	13	10	24	21
Income before income taxes	346	327	563	697
Income tax expense (benefit)	106	105	(12)	235
Net income	$ 240	$ 222	$ 575	$ 462
Basic income per common share
Basic income per common share	$ 0.53	$ 0.48	$ 1.27	$ 0.99
Basic weighted average shares used in computation	448	458	449	462
Diluted income per common share
Diluted income per common share	$ 0.53	$ 0.48	$ 1.26	$ 0.99
Diluted weighted average shares used in computation	450	459	450	463