Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
OPERATING ACTIVITIES FROM CONTINUING OPERATIONS:
Net income	$ 713	$ 740
Income from discontinued operations	0	(13)
Income from continuing operations	713	727
Adjustments to reconcile income from continuing operations to net cash provided by operating activities:
Depreciation and amortization	317	298
Provision for deferred income taxes	46	78
Provision for bad debts	4	(3)
Share-based compensation expense	62	61
Asset impairments and other non-cash items	6	15
Foreign currency transaction losses (gains)	19	(4)
Changes in other operating assets and liabilities, net of effect of acquisitions:
Decrease in trade accounts receivable	105	12
Decrease in deferred revenue	(420)	(389)
Increase (decrease) in taxes payable, net	74	(33)
Decrease in accounts payable, accrued expenses and other	(37)	(34)
(Decrease) increase in accrued salaries, wages and commissions	(66)	5
Changes in other operating assets and liabilities	15	(4)
NET CASH PROVIDED BY OPERATING ACTIVITIES - CONTINUING OPERATIONS	838	729
INVESTING ACTIVITIES FROM CONTINUING OPERATIONS:
Acquisitions of businesses, net of cash acquired, and purchased software	(18)	(373)
Purchases of property and equipment	(41)	(53)
Proceeds from divestiture of assets	0	7
Capitalized software development costs	(122)	(137)
Purchases of investments	(346)	(102)
Proceeds from sale of investments	0	27
Maturities of investments	163	72
Other investing activities	2	(1)
NET CASH USED IN INVESTING ACTIVITIES - CONTINUING OPERATIONS	(362)	(560)
FINANCING ACTIVITIES FROM CONTINUING OPERATIONS:
Dividends paid	(349)	(75)
Purchases of common stock	(421)	(553)
Debt borrowings	791	240
Debt repayments	(796)	(371)
Exercise of common stock options and other	22	12
NET CASH USED IN FINANCING ACTIVITIES - CONTINUING OPERATIONS	(753)	(747)
Effect of exchange rate changes on cash	(49)	(96)
NET CHANGE IN CASH AND CASH EQUIVALENTS - CONTINUING OPERATIONS	(326)	(674)
CASH USED IN OPERATING ACTIVITIES - DISCONTINUED OPERATIONS	0	(21)
CASH PROVIDED BY INVESTING ACTIVITIES - DISCONTINUED OPERATIONS	0	4
NET EFFECT OF DISCONTINUED OPERATIONS ON CASH AND CASH EQUIVALENTS	0	(17)
DECREASE IN CASH AND CASH EQUIVALENTS	(326)	(691)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	2,679	3,049
CASH AND CASH EQUIVALENTS AT END OF PERIOD	$ 2,353	$ 2,358