Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Operating activities from continuing operations:
Net income	$ 695	$ 807
Income from discontinued operations	(30)	(21)
Income from continuing operations	665	786
Adjustments to reconcile income from continuing operations to net cash provided by operating activities:
Depreciation and amortization	303	317
Deferred income taxes	(62)	(75)
Provision for bad debts	1	5
Share-based compensation expense	65	63
Asset impairments and other non-cash items	1	9
Foreign currency transaction losses	1	3
Changes in other operating assets and liabilities, net of effect of acquisitions:
Decrease in trade accounts receivable	91	133
Decrease in deferred revenue	(445)	(429)
Increase (decrease) in taxes payable, net	34	(247)
(Decrease) increase in accounts payable, accrued expenses and other	(38)	20
Decrease in accrued salaries, wages and commissions	(62)	(57)
Changes in other operating assets and liabilities	(9)	(33)
Net cash provided by operating activities - continuing operations	545	495
Investing activities from continuing operations:
Acquisitions of businesses, net of cash acquired, and purchased software	(32)	(127)
Purchases of property and equipment	(46)	(52)
Proceeds from sale of assets	0	12
Capitalized software development costs	0	(39)
Purchases of short-term investments	0	(9)
Maturities of short-term investments	0	184
Other investing activities	0	(1)
Net cash used in investing activities - continuing operations	(78)	(32)
Financing activities from continuing operations:
Dividends paid	(333)	(341)
Purchases of common stock	(125)	(340)
Notional pooling borrowings	4,226	2,577
Notional pooling repayments	(4,145)	(2,603)
Debt borrowings	0	498
Debt repayments	(507)	(12)
Debt issuance costs	0	(5)
Exercise of common stock options and other	25	74
Net cash used in financing activities - continuing operations	(859)	(152)
Effect of exchange rate changes on cash	(310)	38
Net change in cash and cash equivalents - continuing operations	(702)	349
Cash (used in) provided by operating activities - discontinued operations	(37)	32
Cash provided by investing activities - discontinued operations	170	0
Net effect of discontinued operations on cash and cash equivalents	133	32
(Decrease) increase in cash and cash equivalents	(569)	381
Cash and cash equivalents at beginning of period	3,252	2,593
Cash and cash equivalents at end of period	$ 2,683	$ 2,974