Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Operating activities from continuing operations:
Net income	$ 217	$ 335
Income from discontinued operations	(5)	(5)
Income from continuing operations	212	330
Adjustments to reconcile income from continuing operations to net cash provided by operating activities:
Depreciation and amortization	101	102
Deferred income taxes	(20)	(48)
Provision for bad debts	(1)	2
Share-based compensation expense	20	20
Asset impairments and other non-cash items	1	2
Foreign currency transaction gains	0	(1)
Changes in other operating assets and liabilities, net of effect of acquisitions:
Decrease in trade accounts receivable	251	316
Decrease in deferred revenue	(285)	(317)
Increase (decrease) in taxes payable, net	17	(338)
Decrease (increase) in accounts payable, accrued expenses and other	(30)	8
Decrease in accrued salaries, wages and commissions	(97)	(38)
Changes in other operating assets and liabilities	(3)	(35)
Net cash provided by operating activities - continuing operations	166	3
Investing activities from continuing operations:
Acquisitions of businesses, net of cash acquired, and purchased software	(11)	(122)
Purchases of property and equipment	(21)	(13)
Capitalized software development costs	0	(25)
Maturities of short-term investments	0	184
Net cash (used in) provided by investing activities - continuing operations	(32)	24
Financing activities from continuing operations:
Dividends paid	(111)	(114)
Purchases of common stock	(50)	(49)
Notional pooling borrowings	1,334	725
Notional pooling repayments	(1,323)	(723)
Debt repayments	(2)	(4)
Debt issuance costs	0	(1)
Exercise of common stock options and other	12	28
Net cash used in financing activities - continuing operations	(140)	(138)
Effect of exchange rate changes on cash	1	(29)
Net change in cash and cash equivalents - continuing operations	(5)	(140)
Cash provided by operating activities - discontinued operations	8	8
Net effect of discontinued operations on cash and cash equivalents	8	8
Increase (decrease) in cash and cash equivalents	3	(132)
Cash and cash equivalents at beginning of period	3,252	2,593
Cash and cash equivalents at end of period	$ 3,255	$ 2,461