Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Mar. 31, 2012	Mar. 31, 2011
CURRENT ASSETS
Cash and cash equivalents	$ 2,679	$ 3,049
Marketable securities	0	75
Trade accounts receivable, net	902	849
Deferred income taxes	231	244
Other current assets	153	152
TOTAL CURRENT ASSETS	3,965	4,369
Marketable securities	0	104
Property and equipment, net of accumulated depreciation of $707 and $632, respectively	386	437
Goodwill	5,856	5,686
Capitalized software and other intangible assets, net	1,389	1,284
Deferred income taxes	151	285
Other noncurrent assets, net	250	246
TOTAL ASSETS	11,997	12,411
CURRENT LIABILITIES
Current portion of long-term debt and loans payable	14	269
Accounts payable	95	100
Accrued salaries, wages and commissions	350	293
Accrued expenses and other current liabilities	444	395
Deferred revenue (billed or collected)	2,658	2,597
Taxes payable, other than income taxes payable	80	75
Federal, state and foreign income taxes payable	96	124
Deferred income taxes	14	68
TOTAL CURRENT LIABILITIES	3,751	3,921
Long-term debt, net of current portion	1,287	1,282
Federal, state and foreign income taxes payable	430	414
Deferred income taxes	44	64
Deferred revenue (billed or collected)	972	969
Other noncurrent liabilities	116	141
TOTAL LIABILITIES	6,600	6,791
STOCKHOLDERS' EQUITY
Preferred stock, no par value, 10,000,000 shares authorized; No shares issued and outstanding
Common stock, $0.10 par value, 1,100,000,000 shares authorized; 589,695,081 and 589,695,081 shares issued; 466,183,134 and 502,299,607 shares outstanding, respectively	59	59
Additional paid-in capital	3,491	3,615
Retained earnings	4,865	4,106
Accumulated other comprehensive loss	(108)	(65)
Treasury stock, at cost, 123,511,947 shares and 87,395,474 shares, respectively	(2,910)	(2,095)
TOTAL STOCKHOLDERS' EQUITY	5,397	5,620
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 11,997	$ 12,411