Consolidated Statements of Comprehensive Income (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Mar. 31, 2012	Mar. 31, 2011	Mar. 31, 2010
Revenue:
License	$ 877.8	$ 864.5	$ 758.4
Maintenance	1,080.4	1,024.2	1,023.7
Professional services	213.8	176.6	129.1
Total revenue	2,172.0	2,065.3	1,911.2
Operating expenses:
Cost of license revenue	158.4	129.8	115.5
Cost of maintenance revenue	198.5	169.4	158.3
Cost of professional services revenue	212.0	186.0	137.7
Selling and marketing expenses	634.0	611.4	558.0
Research and development expenses	165.2	181.6	195.9
General and administrative expenses	217.9	220.7	207.0
Amortization of intangible assets	42.1	33.6	32.7
Total operating expenses	1,628.1	1,532.5	1,405.1
Operating income	543.9	532.8	506.1
Other income (loss), net:
Interest and other income, net	10.6	15.0	15.6
Interest expense	(23.3)	(19.8)	(21.3)
Gain (loss) on investments, net	(1.2)	3.3	3.8
Total other loss, net	(13.9)	(1.5)	(1.9)
Earnings before income taxes	530.0	531.3	504.2
Provision for income taxes	129.0	75.1	98.1
Net earnings	401.0	456.2	406.1
Basic earnings per share	$ 2.36	$ 2.55	$ 2.21
Diluted earnings per share	$ 2.32	$ 2.50	$ 2.17
Shares used in computing basic earnings per share	169.9	178.7	183.1
Shares used in computing diluted earnings per share	172.8	182.4	186.8
Net earnings	401.0	456.2	406.1
Other comprehensive income (loss):
Foreign currency translation adjustment, net of tax (benefit) provision of $(2.6), $1.4 and $4.2 for 2012, 2011 and 2010, respectively	(0.5)	24.1	27.8
Unrealized gain on securities available for sale, net of tax (benefit) provision of $(0.2), $0.6 and $1.4 for 2012, 2011 and 2010, respectively	0.4	2.5	3.1
Total other comprehensive income (loss)	(0.1)	26.6	30.9
Total comprehensive income	$ 400.9	$ 482.8	$ 437.0